HTTP Status 500 – Internal Server Error


Type Exception Report

Message org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is net.sf.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection

Description The server encountered an unexpected condition that prevented it from fulfilling the request.

Exception

java.util.concurrent.CompletionException: org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is net.sf.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection
	java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:273)
	java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:280)
	java.util.concurrent.CompletableFuture.uniHandle(CompletableFuture.java:824)
	java.util.concurrent.CompletableFuture.uniHandleStage(CompletableFuture.java:834)
	java.util.concurrent.CompletableFuture.handle(CompletableFuture.java:2155)
	java.util.concurrent.CompletableFuture.handle(CompletableFuture.java:110)
	com.atlassian.confluence.impl.concurrency.CompletionStageUtils.foldResult(CompletionStageUtils.java:19)
	com.atlassian.confluence.impl.vcache.SynchronousExternalCache.get(SynchronousExternalCache.java:236)
	com.atlassian.confluence.setup.bandana.ConfluenceCachingBandanaPersister.retrieve(ConfluenceCachingBandanaPersister.java:78)
	com.atlassian.confluence.setup.bandana.ConfluenceCachingBandanaPersister.retrieve(ConfluenceCachingBandanaPersister.java:71)
	com.atlassian.bandana.DefaultBandanaManager.getValue(DefaultBandanaManager.java:32)
	com.atlassian.bandana.DefaultBandanaManager.getValue(DefaultBandanaManager.java:24)
	com.atlassian.confluence.setup.settings.DefaultDarkFeaturesManager.getSiteEnabledFeatures(DefaultDarkFeaturesManager.java:60)
	com.atlassian.confluence.setup.settings.DefaultDarkFeaturesManager.getDarkFeaturesAllUsers(DefaultDarkFeaturesManager.java:81)
	sun.reflect.GeneratedMethodAccessor86.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:498)
	org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:333)
	org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)
	com.sun.proxy.$Proxy106.getDarkFeaturesAllUsers(Unknown Source)
	com.atlassian.confluence.util.profiling.ConfluenceProfilingStrategy.isEnabled(ConfluenceProfilingStrategy.java:62)
	com.atlassian.util.profiling.UtilTimerStack.push(UtilTimerStack.java:50)
	com.atlassian.xwork.results.ProfiledVelocityResult.doExecute(ProfiledVelocityResult.java:17)
	com.atlassian.confluence.setup.webwork.EncodingVelocityResult.doExecute(EncodingVelocityResult.java:43)
	com.opensymphony.webwork.dispatcher.WebWorkResultSupport.execute(WebWorkResultSupport.java:116)
	com.opensymphony.xwork.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:263)
	com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:187)
	com.opensymphony.xwork.DefaultActionProxy.execute(DefaultActionProxy.java:115)
	com.atlassian.confluence.servlet.ConfluenceServletDispatcher.serviceAction(ConfluenceServletDispatcher.java:56)
	com.opensymphony.webwork.dispatcher.ServletDispatcher.service(ServletDispatcher.java:199)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	com.atlassian.confluence.web.filter.DebugFilter.doFilter(DebugFilter.java:46)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.util.message.MessagesDecoratorFilter.doFilter(MessagesDecoratorFilter.java:64)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.opensymphony.sitemesh.webapp.SiteMeshFilter.doFilter(SiteMeshFilter.java:65)
	com.atlassian.confluence.util.profiling.ProfilingSiteMeshFilter.doFilter(ProfilingSiteMeshFilter.java:50)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.jmx.JmxFilter.doFilter(JmxFilter.java:97)
	com.atlassian.confluence.cache.TransactionalCacheFactoryCleanupFilter.doFilter(TransactionalCacheFactoryCleanupFilter.java:22)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.core.filters.ServletContextThreadLocalFilter.doFilter(ServletContextThreadLocalFilter.java:17)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.UserLoggingContextFilter.doFilter(UserLoggingContextFilter.java:32)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.UserNameHeaderFilter.doFilter(UserNameHeaderFilter.java:25)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.MauEventFilter.doFilterInternal(MauEventFilter.java:31)
	com.atlassian.confluence.web.filter.AbstractStaticResourceAwareFilter.doFilter(AbstractStaticResourceAwareFilter.java:43)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.UserThreadLocalFilter.doFilter(UserThreadLocalFilter.java:39)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.ConfluenceTimeoutFilter.doFilter(ConfluenceTimeoutFilter.java:57)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.ConfluenceSecurityFilter.doFilter(ConfluenceSecurityFilter.java:27)
	com.atlassian.confluence.web.filter.ThreadLocalCacheFilter.doFilter(ThreadLocalCacheFilter.java:25)
	com.atlassian.security.auth.trustedapps.filter.TrustedApplicationsFilter.doFilter(TrustedApplicationsFilter.java:103)
	com.atlassian.confluence.util.AbstractBootstrapHotSwappingFilter.doFilter(AbstractBootstrapHotSwappingFilter.java:35)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.seraph.filter.BaseLoginFilter.doFilter(BaseLoginFilter.java:148)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.util.ClusterHeaderFilter.doFilter(ClusterHeaderFilter.java:56)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	org.springframework.orm.hibernate.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:170)
	com.atlassian.confluence.web.filter.ConfluenceOpenSessionInViewFilter.doFilterInternal(ConfluenceOpenSessionInViewFilter.java:41)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
	com.atlassian.confluence.util.ConfluenceErrorFilter.doFilter(ConfluenceErrorFilter.java:24)
	com.atlassian.util.profiling.filters.ProfilingFilter.doFilter(ProfilingFilter.java:99)
	com.atlassian.confluence.core.datetime.RequestTimeThreadLocalFilter.doFilter(RequestTimeThreadLocalFilter.java:37)
	com.atlassian.core.filters.cache.AbstractCachingFilter.doFilter(AbstractCachingFilter.java:31)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.tenant.TenantGateFilter.lambda$doFilter$0(TenantGateFilter.java:35)
	com.atlassian.confluence.tenant.TenantGate$3.call(TenantGate.java:145)
	com.atlassian.confluence.tenant.TenantGateFilter.doFilter(TenantGateFilter.java:37)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.MobileAppRequestFilter.doFilter(MobileAppRequestFilter.java:36)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.internal.web.filter.spring.IgnoreWebAsyncManagerFilter.doFilter(IgnoreWebAsyncManagerFilter.java:59)
	com.atlassian.confluence.web.filter.validateparam.RequestParamValidationFilter.doFilter(RequestParamValidationFilter.java:51)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.TranslationModeFilter.doFilter(TranslationModeFilter.java:39)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.plugin.servlet.filter.ActionContextCleanUp.doFilter(ActionContextCleanUp.java:71)
	com.atlassian.confluence.web.filter.LanguageExtractionFilter.doFilter(LanguageExtractionFilter.java:39)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.impl.vcache.VCacheRequestContextFilter.doFilter(VCacheRequestContextFilter.java:58)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.LoggingContextFilter.doFilter(LoggingContextFilter.java:33)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.RequestCacheThreadLocalFilter.doFilter(RequestCacheThreadLocalFilter.java:59)
	com.atlassian.confluence.web.filter.ZipkinTracingFilter.doFilter(ZipkinTracingFilter.java:54)
	com.atlassian.confluence.web.filter.ResponseOutputStreamFilter.doFilter(ResponseOutputStreamFilter.java:25)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.ConfluenceJohnsonFilter.doFilter(ConfluenceJohnsonFilter.java:30)
	com.atlassian.confluence.setup.ConfluenceEncodingFilter.doFilterInternal(ConfluenceEncodingFilter.java:35)
	com.atlassian.confluence.web.filter.AbstractStaticResourceAwareFilter.doFilter(AbstractStaticResourceAwareFilter.java:43)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.core.filters.HeaderSanitisingFilter.doFilter(HeaderSanitisingFilter.java:37)
	com.atlassian.confluence.servlet.FourOhFourErrorLoggingFilter.doFilter(FourOhFourErrorLoggingFilter.java:64)
	com.atlassian.confluence.internal.diagnostics.HttpRequestMonitoringFilter.doFilter(HttpRequestMonitoringFilter.java:35)
	com.atlassian.confluence.web.filter.DebugFilter.doFilter(DebugFilter.java:46)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)

Root Cause

org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is net.sf.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection
	org.springframework.orm.hibernate.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:473)
	com.atlassian.confluence.impl.hibernate.ConfluenceHibernateTransactionManager.doBegin(ConfluenceHibernateTransactionManager.java:41)
	org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:377)
	sun.reflect.GeneratedMethodAccessor63.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:498)
	org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:333)
	org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)
	com.sun.proxy.$Proxy53.getTransaction(Unknown Source)
	org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:461)
	org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:277)
	org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96)
	org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
	org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:213)
	com.sun.proxy.$Proxy54.retrieve(Unknown Source)
	com.atlassian.confluence.setup.bandana.ConfluenceCachingBandanaPersister.lambda$retrieve$0(ConfluenceCachingBandanaPersister.java:80)
	com.atlassian.confluence.impl.vcache.SynchronousExternalCache.lambda$get$11(SynchronousExternalCache.java:239)
	com.atlassian.confluence.impl.concurrency.CompletionStageUtils.lambda$foldResult$0(CompletionStageUtils.java:19)
	java.util.concurrent.CompletableFuture.uniHandle(CompletableFuture.java:822)
	java.util.concurrent.CompletableFuture.uniHandleStage(CompletableFuture.java:834)
	java.util.concurrent.CompletableFuture.handle(CompletableFuture.java:2155)
	java.util.concurrent.CompletableFuture.handle(CompletableFuture.java:110)
	com.atlassian.confluence.impl.concurrency.CompletionStageUtils.foldResult(CompletionStageUtils.java:19)
	com.atlassian.confluence.impl.vcache.SynchronousExternalCache.get(SynchronousExternalCache.java:236)
	com.atlassian.confluence.setup.bandana.ConfluenceCachingBandanaPersister.retrieve(ConfluenceCachingBandanaPersister.java:78)
	com.atlassian.confluence.setup.bandana.ConfluenceCachingBandanaPersister.retrieve(ConfluenceCachingBandanaPersister.java:71)
	com.atlassian.bandana.DefaultBandanaManager.getValue(DefaultBandanaManager.java:32)
	com.atlassian.bandana.DefaultBandanaManager.getValue(DefaultBandanaManager.java:24)
	com.atlassian.confluence.setup.settings.DefaultDarkFeaturesManager.getSiteEnabledFeatures(DefaultDarkFeaturesManager.java:60)
	com.atlassian.confluence.setup.settings.DefaultDarkFeaturesManager.getDarkFeaturesAllUsers(DefaultDarkFeaturesManager.java:81)
	sun.reflect.GeneratedMethodAccessor86.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:498)
	org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:333)
	org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)
	com.sun.proxy.$Proxy106.getDarkFeaturesAllUsers(Unknown Source)
	com.atlassian.confluence.util.profiling.ConfluenceProfilingStrategy.isEnabled(ConfluenceProfilingStrategy.java:62)
	com.atlassian.util.profiling.UtilTimerStack.push(UtilTimerStack.java:50)
	com.atlassian.xwork.results.ProfiledVelocityResult.doExecute(ProfiledVelocityResult.java:17)
	com.atlassian.confluence.setup.webwork.EncodingVelocityResult.doExecute(EncodingVelocityResult.java:43)
	com.opensymphony.webwork.dispatcher.WebWorkResultSupport.execute(WebWorkResultSupport.java:116)
	com.opensymphony.xwork.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:263)
	com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:187)
	com.opensymphony.xwork.DefaultActionProxy.execute(DefaultActionProxy.java:115)
	com.atlassian.confluence.servlet.ConfluenceServletDispatcher.serviceAction(ConfluenceServletDispatcher.java:56)
	com.opensymphony.webwork.dispatcher.ServletDispatcher.service(ServletDispatcher.java:199)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	com.atlassian.confluence.web.filter.DebugFilter.doFilter(DebugFilter.java:46)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.util.message.MessagesDecoratorFilter.doFilter(MessagesDecoratorFilter.java:64)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.opensymphony.sitemesh.webapp.SiteMeshFilter.doFilter(SiteMeshFilter.java:65)
	com.atlassian.confluence.util.profiling.ProfilingSiteMeshFilter.doFilter(ProfilingSiteMeshFilter.java:50)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.jmx.JmxFilter.doFilter(JmxFilter.java:97)
	com.atlassian.confluence.cache.TransactionalCacheFactoryCleanupFilter.doFilter(TransactionalCacheFactoryCleanupFilter.java:22)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.core.filters.ServletContextThreadLocalFilter.doFilter(ServletContextThreadLocalFilter.java:17)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.UserLoggingContextFilter.doFilter(UserLoggingContextFilter.java:32)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.UserNameHeaderFilter.doFilter(UserNameHeaderFilter.java:25)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.MauEventFilter.doFilterInternal(MauEventFilter.java:31)
	com.atlassian.confluence.web.filter.AbstractStaticResourceAwareFilter.doFilter(AbstractStaticResourceAwareFilter.java:43)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.UserThreadLocalFilter.doFilter(UserThreadLocalFilter.java:39)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.ConfluenceTimeoutFilter.doFilter(ConfluenceTimeoutFilter.java:57)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.ConfluenceSecurityFilter.doFilter(ConfluenceSecurityFilter.java:27)
	com.atlassian.confluence.web.filter.ThreadLocalCacheFilter.doFilter(ThreadLocalCacheFilter.java:25)
	com.atlassian.security.auth.trustedapps.filter.TrustedApplicationsFilter.doFilter(TrustedApplicationsFilter.java:103)
	com.atlassian.confluence.util.AbstractBootstrapHotSwappingFilter.doFilter(AbstractBootstrapHotSwappingFilter.java:35)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.seraph.filter.BaseLoginFilter.doFilter(BaseLoginFilter.java:148)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.util.ClusterHeaderFilter.doFilter(ClusterHeaderFilter.java:56)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	org.springframework.orm.hibernate.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:170)
	com.atlassian.confluence.web.filter.ConfluenceOpenSessionInViewFilter.doFilterInternal(ConfluenceOpenSessionInViewFilter.java:41)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
	com.atlassian.confluence.util.ConfluenceErrorFilter.doFilter(ConfluenceErrorFilter.java:24)
	com.atlassian.util.profiling.filters.ProfilingFilter.doFilter(ProfilingFilter.java:99)
	com.atlassian.confluence.core.datetime.RequestTimeThreadLocalFilter.doFilter(RequestTimeThreadLocalFilter.java:37)
	com.atlassian.core.filters.cache.AbstractCachingFilter.doFilter(AbstractCachingFilter.java:31)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.tenant.TenantGateFilter.lambda$doFilter$0(TenantGateFilter.java:35)
	com.atlassian.confluence.tenant.TenantGate$3.call(TenantGate.java:145)
	com.atlassian.confluence.tenant.TenantGateFilter.doFilter(TenantGateFilter.java:37)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.MobileAppRequestFilter.doFilter(MobileAppRequestFilter.java:36)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.internal.web.filter.spring.IgnoreWebAsyncManagerFilter.doFilter(IgnoreWebAsyncManagerFilter.java:59)
	com.atlassian.confluence.web.filter.validateparam.RequestParamValidationFilter.doFilter(RequestParamValidationFilter.java:51)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.TranslationModeFilter.doFilter(TranslationModeFilter.java:39)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.plugin.servlet.filter.ActionContextCleanUp.doFilter(ActionContextCleanUp.java:71)
	com.atlassian.confluence.web.filter.LanguageExtractionFilter.doFilter(LanguageExtractionFilter.java:39)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.impl.vcache.VCacheRequestContextFilter.doFilter(VCacheRequestContextFilter.java:58)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.LoggingContextFilter.doFilter(LoggingContextFilter.java:33)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.RequestCacheThreadLocalFilter.doFilter(RequestCacheThreadLocalFilter.java:59)
	com.atlassian.confluence.web.filter.ZipkinTracingFilter.doFilter(ZipkinTracingFilter.java:54)
	com.atlassian.confluence.web.filter.ResponseOutputStreamFilter.doFilter(ResponseOutputStreamFilter.java:25)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.ConfluenceJohnsonFilter.doFilter(ConfluenceJohnsonFilter.java:30)
	com.atlassian.confluence.setup.ConfluenceEncodingFilter.doFilterInternal(ConfluenceEncodingFilter.java:35)
	com.atlassian.confluence.web.filter.AbstractStaticResourceAwareFilter.doFilter(AbstractStaticResourceAwareFilter.java:43)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.core.filters.HeaderSanitisingFilter.doFilter(HeaderSanitisingFilter.java:37)
	com.atlassian.confluence.servlet.FourOhFourErrorLoggingFilter.doFilter(FourOhFourErrorLoggingFilter.java:64)
	com.atlassian.confluence.internal.diagnostics.HttpRequestMonitoringFilter.doFilter(HttpRequestMonitoringFilter.java:35)
	com.atlassian.confluence.web.filter.DebugFilter.doFilter(DebugFilter.java:46)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)

Root Cause

net.sf.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection
	org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:47)
	org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:111)
	org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:97)
	org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:102)
	org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:129)
	org.hibernate.internal.SessionImpl.connection(SessionImpl.java:514)
	com.atlassian.hibernate.adapter.adapters.session.SessionV2Adapter.connection(SessionV2Adapter.java:159)
	org.springframework.orm.hibernate.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:422)
	com.atlassian.confluence.impl.hibernate.ConfluenceHibernateTransactionManager.doBegin(ConfluenceHibernateTransactionManager.java:41)
	org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:377)
	sun.reflect.GeneratedMethodAccessor63.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:498)
	org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:333)
	org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)
	com.sun.proxy.$Proxy53.getTransaction(Unknown Source)
	org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:461)
	org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:277)
	org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96)
	org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
	org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:213)
	com.sun.proxy.$Proxy54.retrieve(Unknown Source)
	com.atlassian.confluence.setup.bandana.ConfluenceCachingBandanaPersister.lambda$retrieve$0(ConfluenceCachingBandanaPersister.java:80)
	com.atlassian.confluence.impl.vcache.SynchronousExternalCache.lambda$get$11(SynchronousExternalCache.java:239)
	com.atlassian.confluence.impl.concurrency.CompletionStageUtils.lambda$foldResult$0(CompletionStageUtils.java:19)
	java.util.concurrent.CompletableFuture.uniHandle(CompletableFuture.java:822)
	java.util.concurrent.CompletableFuture.uniHandleStage(CompletableFuture.java:834)
	java.util.concurrent.CompletableFuture.handle(CompletableFuture.java:2155)
	java.util.concurrent.CompletableFuture.handle(CompletableFuture.java:110)
	com.atlassian.confluence.impl.concurrency.CompletionStageUtils.foldResult(CompletionStageUtils.java:19)
	com.atlassian.confluence.impl.vcache.SynchronousExternalCache.get(SynchronousExternalCache.java:236)
	com.atlassian.confluence.setup.bandana.ConfluenceCachingBandanaPersister.retrieve(ConfluenceCachingBandanaPersister.java:78)
	com.atlassian.confluence.setup.bandana.ConfluenceCachingBandanaPersister.retrieve(ConfluenceCachingBandanaPersister.java:71)
	com.atlassian.bandana.DefaultBandanaManager.getValue(DefaultBandanaManager.java:32)
	com.atlassian.bandana.DefaultBandanaManager.getValue(DefaultBandanaManager.java:24)
	com.atlassian.confluence.setup.settings.DefaultDarkFeaturesManager.getSiteEnabledFeatures(DefaultDarkFeaturesManager.java:60)
	com.atlassian.confluence.setup.settings.DefaultDarkFeaturesManager.getDarkFeaturesAllUsers(DefaultDarkFeaturesManager.java:81)
	sun.reflect.GeneratedMethodAccessor86.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:498)
	org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:333)
	org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)
	com.sun.proxy.$Proxy106.getDarkFeaturesAllUsers(Unknown Source)
	com.atlassian.confluence.util.profiling.ConfluenceProfilingStrategy.isEnabled(ConfluenceProfilingStrategy.java:62)
	com.atlassian.util.profiling.UtilTimerStack.push(UtilTimerStack.java:50)
	com.atlassian.xwork.results.ProfiledVelocityResult.doExecute(ProfiledVelocityResult.java:17)
	com.atlassian.confluence.setup.webwork.EncodingVelocityResult.doExecute(EncodingVelocityResult.java:43)
	com.opensymphony.webwork.dispatcher.WebWorkResultSupport.execute(WebWorkResultSupport.java:116)
	com.opensymphony.xwork.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:263)
	com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:187)
	com.opensymphony.xwork.DefaultActionProxy.execute(DefaultActionProxy.java:115)
	com.atlassian.confluence.servlet.ConfluenceServletDispatcher.serviceAction(ConfluenceServletDispatcher.java:56)
	com.opensymphony.webwork.dispatcher.ServletDispatcher.service(ServletDispatcher.java:199)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	com.atlassian.confluence.web.filter.DebugFilter.doFilter(DebugFilter.java:46)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.util.message.MessagesDecoratorFilter.doFilter(MessagesDecoratorFilter.java:64)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.opensymphony.sitemesh.webapp.SiteMeshFilter.doFilter(SiteMeshFilter.java:65)
	com.atlassian.confluence.util.profiling.ProfilingSiteMeshFilter.doFilter(ProfilingSiteMeshFilter.java:50)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.jmx.JmxFilter.doFilter(JmxFilter.java:97)
	com.atlassian.confluence.cache.TransactionalCacheFactoryCleanupFilter.doFilter(TransactionalCacheFactoryCleanupFilter.java:22)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.core.filters.ServletContextThreadLocalFilter.doFilter(ServletContextThreadLocalFilter.java:17)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.UserLoggingContextFilter.doFilter(UserLoggingContextFilter.java:32)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.UserNameHeaderFilter.doFilter(UserNameHeaderFilter.java:25)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.MauEventFilter.doFilterInternal(MauEventFilter.java:31)
	com.atlassian.confluence.web.filter.AbstractStaticResourceAwareFilter.doFilter(AbstractStaticResourceAwareFilter.java:43)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.UserThreadLocalFilter.doFilter(UserThreadLocalFilter.java:39)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.ConfluenceTimeoutFilter.doFilter(ConfluenceTimeoutFilter.java:57)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.ConfluenceSecurityFilter.doFilter(ConfluenceSecurityFilter.java:27)
	com.atlassian.confluence.web.filter.ThreadLocalCacheFilter.doFilter(ThreadLocalCacheFilter.java:25)
	com.atlassian.security.auth.trustedapps.filter.TrustedApplicationsFilter.doFilter(TrustedApplicationsFilter.java:103)
	com.atlassian.confluence.util.AbstractBootstrapHotSwappingFilter.doFilter(AbstractBootstrapHotSwappingFilter.java:35)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.seraph.filter.BaseLoginFilter.doFilter(BaseLoginFilter.java:148)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.util.ClusterHeaderFilter.doFilter(ClusterHeaderFilter.java:56)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	org.springframework.orm.hibernate.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:170)
	com.atlassian.confluence.web.filter.ConfluenceOpenSessionInViewFilter.doFilterInternal(ConfluenceOpenSessionInViewFilter.java:41)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
	com.atlassian.confluence.util.ConfluenceErrorFilter.doFilter(ConfluenceErrorFilter.java:24)
	com.atlassian.util.profiling.filters.ProfilingFilter.doFilter(ProfilingFilter.java:99)
	com.atlassian.confluence.core.datetime.RequestTimeThreadLocalFilter.doFilter(RequestTimeThreadLocalFilter.java:37)
	com.atlassian.core.filters.cache.AbstractCachingFilter.doFilter(AbstractCachingFilter.java:31)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.tenant.TenantGateFilter.lambda$doFilter$0(TenantGateFilter.java:35)
	com.atlassian.confluence.tenant.TenantGate$3.call(TenantGate.java:145)
	com.atlassian.confluence.tenant.TenantGateFilter.doFilter(TenantGateFilter.java:37)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.MobileAppRequestFilter.doFilter(MobileAppRequestFilter.java:36)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.internal.web.filter.spring.IgnoreWebAsyncManagerFilter.doFilter(IgnoreWebAsyncManagerFilter.java:59)
	com.atlassian.confluence.web.filter.validateparam.RequestParamValidationFilter.doFilter(RequestParamValidationFilter.java:51)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.TranslationModeFilter.doFilter(TranslationModeFilter.java:39)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.plugin.servlet.filter.ActionContextCleanUp.doFilter(ActionContextCleanUp.java:71)
	com.atlassian.confluence.web.filter.LanguageExtractionFilter.doFilter(LanguageExtractionFilter.java:39)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.impl.vcache.VCacheRequestContextFilter.doFilter(VCacheRequestContextFilter.java:58)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.LoggingContextFilter.doFilter(LoggingContextFilter.java:33)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.RequestCacheThreadLocalFilter.doFilter(RequestCacheThreadLocalFilter.java:59)
	com.atlassian.confluence.web.filter.ZipkinTracingFilter.doFilter(ZipkinTracingFilter.java:54)
	com.atlassian.confluence.web.filter.ResponseOutputStreamFilter.doFilter(ResponseOutputStreamFilter.java:25)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.ConfluenceJohnsonFilter.doFilter(ConfluenceJohnsonFilter.java:30)
	com.atlassian.confluence.setup.ConfluenceEncodingFilter.doFilterInternal(ConfluenceEncodingFilter.java:35)
	com.atlassian.confluence.web.filter.AbstractStaticResourceAwareFilter.doFilter(AbstractStaticResourceAwareFilter.java:43)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.core.filters.HeaderSanitisingFilter.doFilter(HeaderSanitisingFilter.java:37)
	com.atlassian.confluence.servlet.FourOhFourErrorLoggingFilter.doFilter(FourOhFourErrorLoggingFilter.java:64)
	com.atlassian.confluence.internal.diagnostics.HttpRequestMonitoringFilter.doFilter(HttpRequestMonitoringFilter.java:35)
	com.atlassian.confluence.web.filter.DebugFilter.doFilter(DebugFilter.java:46)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)

Root Cause

java.sql.SQLException: Connections could not be acquired from the underlying database!
	com.mchange.v2.sql.SqlUtils.toSQLException(SqlUtils.java:118)
	com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutPooledConnection(C3P0PooledConnectionPool.java:692)
	com.mchange.v2.c3p0.impl.AbstractPoolBackedDataSource.getConnection(AbstractPoolBackedDataSource.java:140)
	net.sf.hibernate.connection.C3P0ConnectionProvider.getConnection(C3P0ConnectionProvider.java:36)
	com.atlassian.hibernate.adapter.adapters.ConnectionProviderV5Adapter.getConnection(ConnectionProviderV5Adapter.java:35)
	org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:35)
	org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:99)
	org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:129)
	org.hibernate.internal.SessionImpl.connection(SessionImpl.java:514)
	com.atlassian.hibernate.adapter.adapters.session.SessionV2Adapter.connection(SessionV2Adapter.java:159)
	org.springframework.orm.hibernate.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:422)
	com.atlassian.confluence.impl.hibernate.ConfluenceHibernateTransactionManager.doBegin(ConfluenceHibernateTransactionManager.java:41)
	org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:377)
	sun.reflect.GeneratedMethodAccessor63.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:498)
	org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:333)
	org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)
	com.sun.proxy.$Proxy53.getTransaction(Unknown Source)
	org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:461)
	org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:277)
	org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96)
	org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
	org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:213)
	com.sun.proxy.$Proxy54.retrieve(Unknown Source)
	com.atlassian.confluence.setup.bandana.ConfluenceCachingBandanaPersister.lambda$retrieve$0(ConfluenceCachingBandanaPersister.java:80)
	com.atlassian.confluence.impl.vcache.SynchronousExternalCache.lambda$get$11(SynchronousExternalCache.java:239)
	com.atlassian.confluence.impl.concurrency.CompletionStageUtils.lambda$foldResult$0(CompletionStageUtils.java:19)
	java.util.concurrent.CompletableFuture.uniHandle(CompletableFuture.java:822)
	java.util.concurrent.CompletableFuture.uniHandleStage(CompletableFuture.java:834)
	java.util.concurrent.CompletableFuture.handle(CompletableFuture.java:2155)
	java.util.concurrent.CompletableFuture.handle(CompletableFuture.java:110)
	com.atlassian.confluence.impl.concurrency.CompletionStageUtils.foldResult(CompletionStageUtils.java:19)
	com.atlassian.confluence.impl.vcache.SynchronousExternalCache.get(SynchronousExternalCache.java:236)
	com.atlassian.confluence.setup.bandana.ConfluenceCachingBandanaPersister.retrieve(ConfluenceCachingBandanaPersister.java:78)
	com.atlassian.confluence.setup.bandana.ConfluenceCachingBandanaPersister.retrieve(ConfluenceCachingBandanaPersister.java:71)
	com.atlassian.bandana.DefaultBandanaManager.getValue(DefaultBandanaManager.java:32)
	com.atlassian.bandana.DefaultBandanaManager.getValue(DefaultBandanaManager.java:24)
	com.atlassian.confluence.setup.settings.DefaultDarkFeaturesManager.getSiteEnabledFeatures(DefaultDarkFeaturesManager.java:60)
	com.atlassian.confluence.setup.settings.DefaultDarkFeaturesManager.getDarkFeaturesAllUsers(DefaultDarkFeaturesManager.java:81)
	sun.reflect.GeneratedMethodAccessor86.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:498)
	org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:333)
	org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)
	com.sun.proxy.$Proxy106.getDarkFeaturesAllUsers(Unknown Source)
	com.atlassian.confluence.util.profiling.ConfluenceProfilingStrategy.isEnabled(ConfluenceProfilingStrategy.java:62)
	com.atlassian.util.profiling.UtilTimerStack.push(UtilTimerStack.java:50)
	com.atlassian.xwork.results.ProfiledVelocityResult.doExecute(ProfiledVelocityResult.java:17)
	com.atlassian.confluence.setup.webwork.EncodingVelocityResult.doExecute(EncodingVelocityResult.java:43)
	com.opensymphony.webwork.dispatcher.WebWorkResultSupport.execute(WebWorkResultSupport.java:116)
	com.opensymphony.xwork.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:263)
	com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:187)
	com.opensymphony.xwork.DefaultActionProxy.execute(DefaultActionProxy.java:115)
	com.atlassian.confluence.servlet.ConfluenceServletDispatcher.serviceAction(ConfluenceServletDispatcher.java:56)
	com.opensymphony.webwork.dispatcher.ServletDispatcher.service(ServletDispatcher.java:199)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	com.atlassian.confluence.web.filter.DebugFilter.doFilter(DebugFilter.java:46)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.util.message.MessagesDecoratorFilter.doFilter(MessagesDecoratorFilter.java:64)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.opensymphony.sitemesh.webapp.SiteMeshFilter.doFilter(SiteMeshFilter.java:65)
	com.atlassian.confluence.util.profiling.ProfilingSiteMeshFilter.doFilter(ProfilingSiteMeshFilter.java:50)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.jmx.JmxFilter.doFilter(JmxFilter.java:97)
	com.atlassian.confluence.cache.TransactionalCacheFactoryCleanupFilter.doFilter(TransactionalCacheFactoryCleanupFilter.java:22)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.core.filters.ServletContextThreadLocalFilter.doFilter(ServletContextThreadLocalFilter.java:17)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.UserLoggingContextFilter.doFilter(UserLoggingContextFilter.java:32)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.UserNameHeaderFilter.doFilter(UserNameHeaderFilter.java:25)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.MauEventFilter.doFilterInternal(MauEventFilter.java:31)
	com.atlassian.confluence.web.filter.AbstractStaticResourceAwareFilter.doFilter(AbstractStaticResourceAwareFilter.java:43)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.UserThreadLocalFilter.doFilter(UserThreadLocalFilter.java:39)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.ConfluenceTimeoutFilter.doFilter(ConfluenceTimeoutFilter.java:57)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.ConfluenceSecurityFilter.doFilter(ConfluenceSecurityFilter.java:27)
	com.atlassian.confluence.web.filter.ThreadLocalCacheFilter.doFilter(ThreadLocalCacheFilter.java:25)
	com.atlassian.security.auth.trustedapps.filter.TrustedApplicationsFilter.doFilter(TrustedApplicationsFilter.java:103)
	com.atlassian.confluence.util.AbstractBootstrapHotSwappingFilter.doFilter(AbstractBootstrapHotSwappingFilter.java:35)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.seraph.filter.BaseLoginFilter.doFilter(BaseLoginFilter.java:148)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.util.ClusterHeaderFilter.doFilter(ClusterHeaderFilter.java:56)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	org.springframework.orm.hibernate.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:170)
	com.atlassian.confluence.web.filter.ConfluenceOpenSessionInViewFilter.doFilterInternal(ConfluenceOpenSessionInViewFilter.java:41)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
	com.atlassian.confluence.util.ConfluenceErrorFilter.doFilter(ConfluenceErrorFilter.java:24)
	com.atlassian.util.profiling.filters.ProfilingFilter.doFilter(ProfilingFilter.java:99)
	com.atlassian.confluence.core.datetime.RequestTimeThreadLocalFilter.doFilter(RequestTimeThreadLocalFilter.java:37)
	com.atlassian.core.filters.cache.AbstractCachingFilter.doFilter(AbstractCachingFilter.java:31)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.tenant.TenantGateFilter.lambda$doFilter$0(TenantGateFilter.java:35)
	com.atlassian.confluence.tenant.TenantGate$3.call(TenantGate.java:145)
	com.atlassian.confluence.tenant.TenantGateFilter.doFilter(TenantGateFilter.java:37)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.MobileAppRequestFilter.doFilter(MobileAppRequestFilter.java:36)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.internal.web.filter.spring.IgnoreWebAsyncManagerFilter.doFilter(IgnoreWebAsyncManagerFilter.java:59)
	com.atlassian.confluence.web.filter.validateparam.RequestParamValidationFilter.doFilter(RequestParamValidationFilter.java:51)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.TranslationModeFilter.doFilter(TranslationModeFilter.java:39)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.plugin.servlet.filter.ActionContextCleanUp.doFilter(ActionContextCleanUp.java:71)
	com.atlassian.confluence.web.filter.LanguageExtractionFilter.doFilter(LanguageExtractionFilter.java:39)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.impl.vcache.VCacheRequestContextFilter.doFilter(VCacheRequestContextFilter.java:58)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.LoggingContextFilter.doFilter(LoggingContextFilter.java:33)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.RequestCacheThreadLocalFilter.doFilter(RequestCacheThreadLocalFilter.java:59)
	com.atlassian.confluence.web.filter.ZipkinTracingFilter.doFilter(ZipkinTracingFilter.java:54)
	com.atlassian.confluence.web.filter.ResponseOutputStreamFilter.doFilter(ResponseOutputStreamFilter.java:25)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.ConfluenceJohnsonFilter.doFilter(ConfluenceJohnsonFilter.java:30)
	com.atlassian.confluence.setup.ConfluenceEncodingFilter.doFilterInternal(ConfluenceEncodingFilter.java:35)
	com.atlassian.confluence.web.filter.AbstractStaticResourceAwareFilter.doFilter(AbstractStaticResourceAwareFilter.java:43)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.core.filters.HeaderSanitisingFilter.doFilter(HeaderSanitisingFilter.java:37)
	com.atlassian.confluence.servlet.FourOhFourErrorLoggingFilter.doFilter(FourOhFourErrorLoggingFilter.java:64)
	com.atlassian.confluence.internal.diagnostics.HttpRequestMonitoringFilter.doFilter(HttpRequestMonitoringFilter.java:35)
	com.atlassian.confluence.web.filter.DebugFilter.doFilter(DebugFilter.java:46)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)

Root Cause

com.mchange.v2.resourcepool.CannotAcquireResourceException: A ResourcePool could not acquire a resource from its primary factory or source.
	com.mchange.v2.resourcepool.BasicResourcePool.awaitAvailable(BasicResourcePool.java:1469)
	com.mchange.v2.resourcepool.BasicResourcePool.prelimCheckoutResource(BasicResourcePool.java:644)
	com.mchange.v2.resourcepool.BasicResourcePool.checkoutResource(BasicResourcePool.java:554)
	com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutAndMarkConnectionInUse(C3P0PooledConnectionPool.java:758)
	com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutPooledConnection(C3P0PooledConnectionPool.java:685)
	com.mchange.v2.c3p0.impl.AbstractPoolBackedDataSource.getConnection(AbstractPoolBackedDataSource.java:140)
	net.sf.hibernate.connection.C3P0ConnectionProvider.getConnection(C3P0ConnectionProvider.java:36)
	com.atlassian.hibernate.adapter.adapters.ConnectionProviderV5Adapter.getConnection(ConnectionProviderV5Adapter.java:35)
	org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:35)
	org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:99)
	org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:129)
	org.hibernate.internal.SessionImpl.connection(SessionImpl.java:514)
	com.atlassian.hibernate.adapter.adapters.session.SessionV2Adapter.connection(SessionV2Adapter.java:159)
	org.springframework.orm.hibernate.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:422)
	com.atlassian.confluence.impl.hibernate.ConfluenceHibernateTransactionManager.doBegin(ConfluenceHibernateTransactionManager.java:41)
	org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:377)
	sun.reflect.GeneratedMethodAccessor63.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:498)
	org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:333)
	org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)
	com.sun.proxy.$Proxy53.getTransaction(Unknown Source)
	org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:461)
	org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:277)
	org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96)
	org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
	org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:213)
	com.sun.proxy.$Proxy54.retrieve(Unknown Source)
	com.atlassian.confluence.setup.bandana.ConfluenceCachingBandanaPersister.lambda$retrieve$0(ConfluenceCachingBandanaPersister.java:80)
	com.atlassian.confluence.impl.vcache.SynchronousExternalCache.lambda$get$11(SynchronousExternalCache.java:239)
	com.atlassian.confluence.impl.concurrency.CompletionStageUtils.lambda$foldResult$0(CompletionStageUtils.java:19)
	java.util.concurrent.CompletableFuture.uniHandle(CompletableFuture.java:822)
	java.util.concurrent.CompletableFuture.uniHandleStage(CompletableFuture.java:834)
	java.util.concurrent.CompletableFuture.handle(CompletableFuture.java:2155)
	java.util.concurrent.CompletableFuture.handle(CompletableFuture.java:110)
	com.atlassian.confluence.impl.concurrency.CompletionStageUtils.foldResult(CompletionStageUtils.java:19)
	com.atlassian.confluence.impl.vcache.SynchronousExternalCache.get(SynchronousExternalCache.java:236)
	com.atlassian.confluence.setup.bandana.ConfluenceCachingBandanaPersister.retrieve(ConfluenceCachingBandanaPersister.java:78)
	com.atlassian.confluence.setup.bandana.ConfluenceCachingBandanaPersister.retrieve(ConfluenceCachingBandanaPersister.java:71)
	com.atlassian.bandana.DefaultBandanaManager.getValue(DefaultBandanaManager.java:32)
	com.atlassian.bandana.DefaultBandanaManager.getValue(DefaultBandanaManager.java:24)
	com.atlassian.confluence.setup.settings.DefaultDarkFeaturesManager.getSiteEnabledFeatures(DefaultDarkFeaturesManager.java:60)
	com.atlassian.confluence.setup.settings.DefaultDarkFeaturesManager.getDarkFeaturesAllUsers(DefaultDarkFeaturesManager.java:81)
	sun.reflect.GeneratedMethodAccessor86.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:498)
	org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:333)
	org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)
	com.sun.proxy.$Proxy106.getDarkFeaturesAllUsers(Unknown Source)
	com.atlassian.confluence.util.profiling.ConfluenceProfilingStrategy.isEnabled(ConfluenceProfilingStrategy.java:62)
	com.atlassian.util.profiling.UtilTimerStack.push(UtilTimerStack.java:50)
	com.atlassian.xwork.results.ProfiledVelocityResult.doExecute(ProfiledVelocityResult.java:17)
	com.atlassian.confluence.setup.webwork.EncodingVelocityResult.doExecute(EncodingVelocityResult.java:43)
	com.opensymphony.webwork.dispatcher.WebWorkResultSupport.execute(WebWorkResultSupport.java:116)
	com.opensymphony.xwork.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:263)
	com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:187)
	com.opensymphony.xwork.DefaultActionProxy.execute(DefaultActionProxy.java:115)
	com.atlassian.confluence.servlet.ConfluenceServletDispatcher.serviceAction(ConfluenceServletDispatcher.java:56)
	com.opensymphony.webwork.dispatcher.ServletDispatcher.service(ServletDispatcher.java:199)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	com.atlassian.confluence.web.filter.DebugFilter.doFilter(DebugFilter.java:46)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.util.message.MessagesDecoratorFilter.doFilter(MessagesDecoratorFilter.java:64)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.opensymphony.sitemesh.webapp.SiteMeshFilter.doFilter(SiteMeshFilter.java:65)
	com.atlassian.confluence.util.profiling.ProfilingSiteMeshFilter.doFilter(ProfilingSiteMeshFilter.java:50)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.jmx.JmxFilter.doFilter(JmxFilter.java:97)
	com.atlassian.confluence.cache.TransactionalCacheFactoryCleanupFilter.doFilter(TransactionalCacheFactoryCleanupFilter.java:22)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.core.filters.ServletContextThreadLocalFilter.doFilter(ServletContextThreadLocalFilter.java:17)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.UserLoggingContextFilter.doFilter(UserLoggingContextFilter.java:32)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.UserNameHeaderFilter.doFilter(UserNameHeaderFilter.java:25)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.MauEventFilter.doFilterInternal(MauEventFilter.java:31)
	com.atlassian.confluence.web.filter.AbstractStaticResourceAwareFilter.doFilter(AbstractStaticResourceAwareFilter.java:43)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.UserThreadLocalFilter.doFilter(UserThreadLocalFilter.java:39)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.ConfluenceTimeoutFilter.doFilter(ConfluenceTimeoutFilter.java:57)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.ConfluenceSecurityFilter.doFilter(ConfluenceSecurityFilter.java:27)
	com.atlassian.confluence.web.filter.ThreadLocalCacheFilter.doFilter(ThreadLocalCacheFilter.java:25)
	com.atlassian.security.auth.trustedapps.filter.TrustedApplicationsFilter.doFilter(TrustedApplicationsFilter.java:103)
	com.atlassian.confluence.util.AbstractBootstrapHotSwappingFilter.doFilter(AbstractBootstrapHotSwappingFilter.java:35)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.seraph.filter.BaseLoginFilter.doFilter(BaseLoginFilter.java:148)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.util.ClusterHeaderFilter.doFilter(ClusterHeaderFilter.java:56)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	org.springframework.orm.hibernate.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:170)
	com.atlassian.confluence.web.filter.ConfluenceOpenSessionInViewFilter.doFilterInternal(ConfluenceOpenSessionInViewFilter.java:41)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
	com.atlassian.confluence.util.ConfluenceErrorFilter.doFilter(ConfluenceErrorFilter.java:24)
	com.atlassian.util.profiling.filters.ProfilingFilter.doFilter(ProfilingFilter.java:99)
	com.atlassian.confluence.core.datetime.RequestTimeThreadLocalFilter.doFilter(RequestTimeThreadLocalFilter.java:37)
	com.atlassian.core.filters.cache.AbstractCachingFilter.doFilter(AbstractCachingFilter.java:31)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.johnson.plugin.servlet.filter.JohnsonServletFilterModuleContainerFilter.doFilter(JohnsonServletFilterModuleContainerFilter.java:47)
	com.atlassian.confluence.tenant.TenantGateFilter.lambda$doFilter$0(TenantGateFilter.java:35)
	com.atlassian.confluence.tenant.TenantGate$3.call(TenantGate.java:145)
	com.atlassian.confluence.tenant.TenantGateFilter.doFilter(TenantGateFilter.java:37)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.MobileAppRequestFilter.doFilter(MobileAppRequestFilter.java:36)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.internal.web.filter.spring.IgnoreWebAsyncManagerFilter.doFilter(IgnoreWebAsyncManagerFilter.java:59)
	com.atlassian.confluence.web.filter.validateparam.RequestParamValidationFilter.doFilter(RequestParamValidationFilter.java:51)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.filter.TranslationModeFilter.doFilter(TranslationModeFilter.java:39)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.plugin.servlet.filter.ActionContextCleanUp.doFilter(ActionContextCleanUp.java:71)
	com.atlassian.confluence.web.filter.LanguageExtractionFilter.doFilter(LanguageExtractionFilter.java:39)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.impl.vcache.VCacheRequestContextFilter.doFilter(VCacheRequestContextFilter.java:58)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.LoggingContextFilter.doFilter(LoggingContextFilter.java:33)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.util.RequestCacheThreadLocalFilter.doFilter(RequestCacheThreadLocalFilter.java:59)
	com.atlassian.confluence.web.filter.ZipkinTracingFilter.doFilter(ZipkinTracingFilter.java:54)
	com.atlassian.confluence.web.filter.ResponseOutputStreamFilter.doFilter(ResponseOutputStreamFilter.java:25)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.confluence.web.ConfluenceJohnsonFilter.doFilter(ConfluenceJohnsonFilter.java:30)
	com.atlassian.confluence.setup.ConfluenceEncodingFilter.doFilterInternal(ConfluenceEncodingFilter.java:35)
	com.atlassian.confluence.web.filter.AbstractStaticResourceAwareFilter.doFilter(AbstractStaticResourceAwareFilter.java:43)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)
	com.atlassian.core.filters.HeaderSanitisingFilter.doFilter(HeaderSanitisingFilter.java:37)
	com.atlassian.confluence.servlet.FourOhFourErrorLoggingFilter.doFilter(FourOhFourErrorLoggingFilter.java:64)
	com.atlassian.confluence.internal.diagnostics.HttpRequestMonitoringFilter.doFilter(HttpRequestMonitoringFilter.java:35)
	com.atlassian.confluence.web.filter.DebugFilter.doFilter(DebugFilter.java:46)
	com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32)

Note The full stack trace of the root cause is available in the server logs.


Apache Tomcat/9.0.21