org.xwiki.rendering.RenderingException: Failed to execute renderer
 at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.syncRender(DefaultAsyncRendererExecutor.java:287)
 at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.render(DefaultAsyncRendererExecutor.java:267)
 at org.xwiki.rendering.async.internal.block.DefaultBlockAsyncRendererExecutor.render(DefaultBlockAsyncRendererExecutor.java:154)
 at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:869)
 at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:831)
 at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:818)
 at com.xpn.xwiki.internal.template.InternalTemplateManager.renderNoException(InternalTemplateManager.java:773)
 at com.xpn.xwiki.internal.template.InternalTemplateManager.renderNoException(InternalTemplateManager.java:765)
 at com.xpn.xwiki.internal.template.DefaultTemplateManager.renderNoException(DefaultTemplateManager.java:79)
 at com.xpn.xwiki.internal.template.DefaultTemplateManager.renderNoException(DefaultTemplateManager.java:73)
 at org.xwiki.template.script.TemplateScriptService.render(TemplateScriptService.java:54)
 at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(Unknown Source)
 at java.base/java.lang.reflect.Method.invoke(Unknown Source)
 at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:571)
 at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:554)
 at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:221)
 at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:368)
 at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:492)
 at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:147)
 at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:217)
 at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:331)
 at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:261)
 at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:304)
 at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:147)
 at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:439)
 at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:190)
 at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:147)
 at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:439)
 at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:190)
 at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:439)
 at org.apache.velocity.Template.merge(Template.java:358)
 at org.apache.velocity.Template.merge(Template.java:262)
 at org.xwiki.velocity.internal.InternalVelocityEngine.evaluate(InternalVelocityEngine.java:233)
 at com.xpn.xwiki.internal.template.VelocityTemplateEvaluator.evaluateContent(VelocityTemplateEvaluator.java:107)
 at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.evaluateContent(TemplateAsyncRenderer.java:219)
 at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.renderVelocity(TemplateAsyncRenderer.java:174)
 at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:135)
 at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:54)
 at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.lambda$syncRender$0(DefaultAsyncRendererExecutor.java:284)
 at com.xpn.xwiki.internal.security.authorization.DefaultAuthorExecutor.call(DefaultAuthorExecutor.java:98)
 at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.syncRender(DefaultAsyncRendererExecutor.java:284)
 at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.render(DefaultAsyncRendererExecutor.java:267)
 at org.xwiki.rendering.async.internal.block.DefaultBlockAsyncRendererExecutor.render(DefaultBlockAsyncRendererExecutor.java:154)
 at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:869)
 at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:831)
 at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:811)
 at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:797)
 at com.xpn.xwiki.internal.template.DefaultTemplateManager.render(DefaultTemplateManager.java:91)
 at com.xpn.xwiki.internal.template.DefaultTemplateManager.render(DefaultTemplateManager.java:85)
 at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:2566)
 at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:180)
 at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:651)
 at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:339)
 at com.xpn.xwiki.web.LegacyActionServlet.service(LegacyActionServlet.java:111)
 at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
 at com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:123)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
 at org.xwiki.wysiwyg.filter.ConversionFilter.doFilter(ConversionFilter.java:71)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
 at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
 at org.xwiki.container.servlet.filters.internal.SetHTTPHeaderFilter.doFilter(SetHTTPHeaderFilter.java:66)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
 at org.xwiki.resource.servlet.RoutingFilter.doFilter(RoutingFilter.java:135)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
 at org.xwiki.container.servlet.filters.internal.SavedRequestRestorerFilter.doFilter(SavedRequestRestorerFilter.java:212)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
 at org.xwiki.container.servlet.filters.internal.SafeRedirectFilter.doFilter(SafeRedirectFilter.java:106)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
 at org.xwiki.container.servlet.filters.internal.ResolveRelativeRedirectFilter.doFilter(ResolveRelativeRedirectFilter.java:129)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
 at org.xwiki.container.servlet.filters.internal.SourceURLResolverFilter.doFilter(SourceURLResolverFilter.java:177)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
 at org.xwiki.container.servlet.filters.internal.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:120)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
 at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:165)
 at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:88)
 at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:492)
 at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:113)
 at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:83)
 at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:782)
 at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:72)
 at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342)
 at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:399)
 at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63)
 at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:1272)
 at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1797)
 at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52)
 at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:973)
 at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:491)
 at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:63)
 at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.xwiki.rendering.RenderingException: Failed to evaluate template with id [environment:/skins/flamingo/code.vm]
 at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.evaluateContent(TemplateAsyncRenderer.java:221)
 at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.renderVelocity(TemplateAsyncRenderer.java:174)
 at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:135)
 at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:54)
 at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.lambda$syncRender$0(DefaultAsyncRendererExecutor.java:284)
 at com.xpn.xwiki.internal.security.authorization.DefaultAuthorExecutor.call(DefaultAuthorExecutor.java:98)
 at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.syncRender(DefaultAsyncRendererExecutor.java:284)
 ... 103 more
Caused by: org.xwiki.velocity.XWikiVelocityException: Failed to evaluate content with namespace [environment:/skins/flamingo/view.vm]
 at org.xwiki.velocity.internal.InternalVelocityEngine.evaluate(InternalVelocityEngine.java:235)
 at com.xpn.xwiki.internal.template.VelocityTemplateEvaluator.evaluateContent(VelocityTemplateEvaluator.java:107)
 at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.evaluateContent(TemplateAsyncRenderer.java:219)
 ... 109 more
Caused by: org.apache.velocity.exception.MethodInvocationException: Invocation of method 'getRevisionInfo' in  class com.xpn.xwiki.api.Document threw exception com.xpn.xwiki.XWikiException: Error number 3212 in 3: Exception while loading archive -2,524,209,312,394,533,253 at environment:/skins/flamingo/code.vm[line 55, column 62]
 at org.apache.velocity.runtime.parser.node.ASTMethod.handleInvocationException(ASTMethod.java:308)
 at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:235)
 at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:368)
 at org.apache.velocity.runtime.parser.node.ASTReference.value(ASTReference.java:704)
 at org.apache.velocity.runtime.parser.node.ASTExpression.value(ASTExpression.java:75)
 at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:167)
 at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:368)
 at org.apache.velocity.runtime.parser.node.ASTReference.value(ASTReference.java:704)
 at org.apache.velocity.runtime.parser.node.ASTExpression.value(ASTExpression.java:75)
 at org.apache.velocity.runtime.parser.node.ASTSetDirective.render(ASTSetDirective.java:242)
 at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:147)
 at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:171)
 at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:439)
 at org.apache.velocity.Template.merge(Template.java:358)
 at org.apache.velocity.Template.merge(Template.java:262)
 at org.xwiki.velocity.internal.InternalVelocityEngine.evaluate(InternalVelocityEngine.java:233)
 ... 111 more
Caused by: com.xpn.xwiki.XWikiException: Error number 3212 in 3: Exception while loading archive -2,524,209,312,394,533,253
 at com.xpn.xwiki.store.XWikiHibernateVersioningStore.loadXWikiDocArchive(XWikiHibernateVersioningStore.java:212)
 at com.xpn.xwiki.store.XWikiHibernateVersioningStore.getXWikiDocumentArchiveFromDatabase(XWikiHibernateVersioningStore.java:183)
 at com.xpn.xwiki.store.XWikiHibernateVersioningStore.getXWikiDocumentArchive(XWikiHibernateVersioningStore.java:151)
 at com.xpn.xwiki.store.XWikiHibernateVersioningStore.getXWikiDocumentArchive(XWikiHibernateVersioningStore.java:143)
 at com.xpn.xwiki.doc.XWikiDocument.loadArchive(XWikiDocument.java:2704)
 at com.xpn.xwiki.doc.XWikiDocument.getDocumentArchive(XWikiDocument.java:2639)
 at com.xpn.xwiki.doc.XWikiDocument.getRevisionInfo(XWikiDocument.java:2846)
 at com.xpn.xwiki.api.Document.getRevisionInfo(Document.java:1569)
 at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(Unknown Source)
 at java.base/java.lang.reflect.Method.invoke(Unknown Source)
 at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:571)
 at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:554)
 at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:221)
 ... 125 more
Caused by: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection
 at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42)
 at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:113)
 at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:99)
 at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:111)
 at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:138)
 at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getConnectionForTransactionManagement(LogicalConnectionManagedImpl.java:276)
 at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.begin(LogicalConnectionManagedImpl.java:284)
 at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.begin(JdbcResourceLocalTransactionCoordinatorImpl.java:246)
 at org.hibernate.engine.transaction.internal.TransactionImpl.begin(TransactionImpl.java:83)
 at org.hibernate.internal.AbstractSharedSessionContract.beginTransaction(AbstractSharedSessionContract.java:503)
 at org.hibernate.engine.spi.SessionDelegatorBaseImpl.beginTransaction(SessionDelegatorBaseImpl.java:486)
 at com.xpn.xwiki.internal.store.hibernate.HibernateStore.beginTransaction(HibernateStore.java:795)
 at com.xpn.xwiki.internal.store.hibernate.HibernateStore.beginTransaction(HibernateStore.java:710)
 at com.xpn.xwiki.store.XWikiHibernateBaseStore.beginTransaction(XWikiHibernateBaseStore.java:556)
 at com.xpn.xwiki.store.XWikiHibernateBaseStore.execute(XWikiHibernateBaseStore.java:846)
 at com.xpn.xwiki.store.XWikiHibernateBaseStore.executeRead(XWikiHibernateBaseStore.java:927)
 at com.xpn.xwiki.store.XWikiHibernateVersioningStore.loadRCSNodeInfo(XWikiHibernateVersioningStore.java:356)
 at com.xpn.xwiki.store.XWikiHibernateVersioningStore.loadXWikiDocArchive(XWikiHibernateVersioningStore.java:208)
 ... 137 more
Caused by: org.postgresql.util.PSQLException: FATAL: remaining connection slots are reserved for non-replication superuser connections
 at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2875)
 at org.postgresql.core.v3.QueryExecutorImpl.readStartupMessages(QueryExecutorImpl.java:3000)
 at org.postgresql.core.v3.QueryExecutorImpl.<init>(QueryExecutorImpl.java:235)
 at org.postgresql.core.v3.ConnectionFactoryImpl.openConnectionImpl(ConnectionFactoryImpl.java:344)
 at org.postgresql.core.ConnectionFactory.openConnection(ConnectionFactory.java:57)
 at org.postgresql.jdbc.PgConnection.<init>(PgConnection.java:290)
 at org.postgresql.Driver.makeConnection(Driver.java:448)
 at org.postgresql.Driver.connect(Driver.java:298)
 at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:52)
 at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:477)
 at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:555)
 at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:300)
 at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:231)
 at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:138)
 at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:727)
 at com.xpn.xwiki.store.DBCPConnectionProvider.getConnection(DBCPConnectionProvider.java:258)
 at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:38)
 at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:108)
 ... 151 more