2020-05-04 15:55:33,836 ERROR [Caesium-1-4]  o.h.e.j.batch.internal.BatchingBatch HHH000315: Exception executing batch [java.sql.BatchUpdateException: Batch entry 0 insert into cwd_membership (parent_id, child_id, membership_type, group_type, parent_name, lower_parent_name, child_name, lower_child_name, created_date, directory_id, id) values (7244102, 8323074, 'GROUP_USER', 'GROUP', 'employees-guests', 'employees-guests', 'alex', 'alex', '2020-05-04 15:55:33.832+02', 7340033, 8257747) was aborted: ERROR: duplicate key value violates unique constraint "sys_idx_sys_ct_10168_10170"
  Detail: Key (parent_id, child_id, membership_type)=(7244102, 8323074, GROUP_USER) already exists.  Call getNextException to see other errors in the batch.], SQL: insert into cwd_membership (parent_id, child_id, membership_type, group_type, parent_name, lower_parent_name, child_name, lower_child_name, created_date, directory_id, id) values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
2020-05-04 15:55:33,837 WARN  [Caesium-1-4]  o.h.e.jdbc.spi.SqlExceptionHelper SQL Error: 0, SQLState: 23505
2020-05-04 15:55:33,837 ERROR [Caesium-1-4]  o.h.e.jdbc.spi.SqlExceptionHelper Batch entry 0 insert into cwd_membership (parent_id, child_id, membership_type, group_type, parent_name, lower_parent_name, child_name, lower_child_name, created_date, directory_id, id) values (7244102, 8323074, 'GROUP_USER', 'GROUP', 'employees-guests', 'employees-guests', 'alex', 'alex', '2020-05-04 15:55:33.832+02', 7340033, 8257747) was aborted: ERROR: duplicate key value violates unique constraint "sys_idx_sys_ct_10168_10170"
  Detail: Key (parent_id, child_id, membership_type)=(7244102, 8323074, GROUP_USER) already exists.  Call getNextException to see other errors in the batch.
2020-05-04 15:55:33,837 ERROR [Caesium-1-4]  o.h.e.jdbc.spi.SqlExceptionHelper ERROR: duplicate key value violates unique constraint "sys_idx_sys_ct_10168_10170"
  Detail: Key (parent_id, child_id, membership_type)=(7244102, 8323074, GROUP_USER) already exists.
2020-05-04 15:55:33,872 WARN  [Caesium-1-4]  c.a.c.u.p.h.b.h.Hibernate5StatelessSessionBatchProcessor batch failed falling back to individual processing
org.hibernate.exception.ConstraintViolationException: could not execute batch
	at org.hibernate.exception.internal.SQLStateConversionDelegate.convert(SQLStateConversionDelegate.java:109)
	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.batch.internal.BatchingBatch.performExecution(BatchingBatch.java:129)
	at org.hibernate.engine.jdbc.batch.internal.BatchingBatch.doExecuteBatch(BatchingBatch.java:105)
	at org.hibernate.engine.jdbc.batch.internal.AbstractBatchImpl.execute(AbstractBatchImpl.java:148)
	at org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.executeBatch(JdbcCoordinatorImpl.java:198)
	at org.hibernate.internal.StatelessSessionImpl.managedFlush(StatelessSessionImpl.java:415)
	at org.hibernate.internal.StatelessSessionImpl.flushBeforeTransactionCompletion(StatelessSessionImpl.java:780)
	at org.hibernate.internal.StatelessSessionImpl.beforeTransactionCompletion(StatelessSessionImpl.java:750)
	at org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.beforeTransactionCompletion(JdbcCoordinatorImpl.java:447)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.beforeCompletionCallback(JdbcResourceLocalTransactionCoordinatorImpl.java:183)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.access$300(JdbcResourceLocalTransactionCoordinatorImpl.java:40)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.commit(JdbcResourceLocalTransactionCoordinatorImpl.java:281)
	at org.hibernate.engine.transaction.internal.TransactionImpl.commit(TransactionImpl.java:101)
	at com.atlassian.crowd.util.persistence.hibernate.batch.hibernate5.AbstractHibernateBatchProcessor.commitTransaction(AbstractHibernateBatchProcessor.java:64)
	at com.atlassian.crowd.util.persistence.hibernate.batch.hibernate5.AbstractHibernateBatchProcessor.afterProcessBatch(AbstractHibernateBatchProcessor.java:18)
	at com.atlassian.crowd.util.persistence.hibernate.batch.AbstractBatchProcessor.processBatch(AbstractBatchProcessor.java:166)
	at com.atlassian.crowd.util.persistence.hibernate.batch.AbstractBatchProcessor.execute(AbstractBatchProcessor.java:133)
	at com.atlassian.crowd.dao.membership.MembershipDAOHibernate.addAll(MembershipDAOHibernate.java:57)
	at com.atlassian.crowd.dao.membership.MembershipDAOHibernate.addAllUsersToGroup(MembershipDAOHibernate.java:80)
	at jdk.internal.reflect.GeneratedMethodAccessor1709.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at com.atlassian.crowd.directory.CachingDirectory.addAllUsersToGroup(CachingDirectory.java:136)
	at com.atlassian.crowd.directory.DbCachingRemoteChangeOperations.addUserMembershipsForGroup(DbCachingRemoteChangeOperations.java:745)
	at jdk.internal.reflect.GeneratedMethodAccessor873.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at com.atlassian.crowd.directory.DirectoryCacheImplUsingChangeOperations.syncUserMembersForGroup(DirectoryCacheImplUsingChangeOperations.java:116)
	at com.atlassian.crowd.directory.synchronisation.cache.AbstractCacheRefresher.synchroniseMemberships(AbstractCacheRefresher.java:211)
	at com.atlassian.crowd.directory.synchronisation.cache.UsnChangedCacheRefresher.syncGroups(UsnChangedCacheRefresher.java:489)
	at com.atlassian.crowd.directory.synchronisation.cache.UsnChangedCacheRefresher.synchroniseGroupChanges(UsnChangedCacheRefresher.java:401)
	at com.atlassian.crowd.directory.synchronisation.cache.UsnChangedCacheRefresher.synchroniseChanges(UsnChangedCacheRefresher.java:127)
	at com.atlassian.crowd.directory.DbCachingRemoteDirectory.synchroniseCache(DbCachingRemoteDirectory.java:1026)
	at com.atlassian.crowd.manager.directory.DirectorySynchroniserImpl.lambda$synchronise$0(DirectorySynchroniserImpl.java:80)
	at com.atlassian.crowd.audit.NoOpAuditLogContext.withAuditLogSource(NoOpAuditLogContext.java:17)
	at com.atlassian.crowd.manager.directory.DirectorySynchroniserImpl.synchronise(DirectorySynchroniserImpl.java:78)
	at jdk.internal.reflect.GeneratedMethodAccessor1643.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at com.atlassian.crowd.directory.DbCachingDirectoryPoller.pollChanges(DbCachingDirectoryPoller.java:45)
	at com.atlassian.crowd.manager.directory.monitor.poller.DirectoryPollerJobRunner.runJob(DirectoryPollerJobRunner.java:92)
	at com.atlassian.scheduler.core.JobLauncher.runJob(JobLauncher.java:134)
	at com.atlassian.scheduler.core.JobLauncher.launchAndBuildResponse(JobLauncher.java:106)
	at com.atlassian.scheduler.core.JobLauncher.launch(JobLauncher.java:90)
	at com.atlassian.scheduler.caesium.impl.CaesiumSchedulerService.launchJob(CaesiumSchedulerService.java:435)
	at com.atlassian.scheduler.caesium.impl.CaesiumSchedulerService.executeClusteredJob(CaesiumSchedulerService.java:430)
	at com.atlassian.scheduler.caesium.impl.CaesiumSchedulerService.executeClusteredJobWithRecoveryGuard(CaesiumSchedulerService.java:454)
	at com.atlassian.scheduler.caesium.impl.CaesiumSchedulerService.executeQueuedJob(CaesiumSchedulerService.java:382)
	at com.atlassian.scheduler.caesium.impl.SchedulerQueueWorker.executeJob(SchedulerQueueWorker.java:66)
	at com.atlassian.scheduler.caesium.impl.SchedulerQueueWorker.executeNextJob(SchedulerQueueWorker.java:60)
	at com.atlassian.scheduler.caesium.impl.SchedulerQueueWorker.run(SchedulerQueueWorker.java:35)
	at java.base/java.lang.Thread.run(Thread.java:834)
	... 29 frames trimmed
Caused by: java.sql.BatchUpdateException: Batch entry 0 insert into cwd_membership (parent_id, child_id, membership_type, group_type, parent_name, lower_parent_name, child_name, lower_child_name, created_date, directory_id, id) values (7244102, 8323074, 'GROUP_USER', 'GROUP', 'employees-guests', 'employees-guests', 'alex', 'alex', '2020-05-04 15:55:33.832+02', 7340033, 8257747) was aborted: ERROR: duplicate key value violates unique constraint "sys_idx_sys_ct_10168_10170"
  Detail: Key (parent_id, child_id, membership_type)=(7244102, 8323074, GROUP_USER) already exists.  Call getNextException to see other errors in the batch.
	at org.postgresql.jdbc.BatchResultHandler.handleError(BatchResultHandler.java:154)
	at org.postgresql.core.ResultHandlerDelegate.handleError(ResultHandlerDelegate.java:50)
	at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:2269)
	at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:511)
	at org.postgresql.jdbc.PgStatement.internalExecuteBatch(PgStatement.java:851)
	at org.postgresql.jdbc.PgStatement.executeBatch(PgStatement.java:874)
	at org.postgresql.jdbc.PgPreparedStatement.executeBatch(PgPreparedStatement.java:1569)
	at com.zaxxer.hikari.pool.ProxyStatement.executeBatch(ProxyStatement.java:128)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.executeBatch(HikariProxyPreparedStatement.java)
	at org.hibernate.engine.jdbc.batch.internal.BatchingBatch.performExecution(BatchingBatch.java:119)
	... 48 common frames omitted
	Next exception: org.postgresql.util.PSQLException: ERROR: duplicate key value violates unique constraint "sys_idx_sys_ct_10168_10170"
  Detail: Key (parent_id, child_id, membership_type)=(7244102, 8323074, GROUP_USER) already exists.
		at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2533)
		at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:2268)
		at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:511)
		at org.postgresql.jdbc.PgStatement.internalExecuteBatch(PgStatement.java:851)
		at org.postgresql.jdbc.PgStatement.executeBatch(PgStatement.java:874)
		at org.postgresql.jdbc.PgPreparedStatement.executeBatch(PgPreparedStatement.java:1569)
		at com.zaxxer.hikari.pool.ProxyStatement.executeBatch(ProxyStatement.java:128)
		at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.executeBatch(HikariProxyPreparedStatement.java)
		at org.hibernate.engine.jdbc.batch.internal.BatchingBatch.performExecution(BatchingBatch.java:119)
		at org.hibernate.engine.jdbc.batch.internal.BatchingBatch.doExecuteBatch(BatchingBatch.java:105)
		at org.hibernate.engine.jdbc.batch.internal.AbstractBatchImpl.execute(AbstractBatchImpl.java:148)
		at org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.executeBatch(JdbcCoordinatorImpl.java:198)
		at org.hibernate.internal.StatelessSessionImpl.managedFlush(StatelessSessionImpl.java:415)
		at org.hibernate.internal.StatelessSessionImpl.flushBeforeTransactionCompletion(StatelessSessionImpl.java:780)
		at org.hibernate.internal.StatelessSessionImpl.beforeTransactionCompletion(StatelessSessionImpl.java:750)
		at org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.beforeTransactionCompletion(JdbcCoordinatorImpl.java:447)
		at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.beforeCompletionCallback(JdbcResourceLocalTransactionCoordinatorImpl.java:183)
		at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.access$300(JdbcResourceLocalTransactionCoordinatorImpl.java:40)
		at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.commit(JdbcResourceLocalTransactionCoordinatorImpl.java:281)
		at org.hibernate.engine.transaction.internal.TransactionImpl.commit(TransactionImpl.java:101)
		at com.atlassian.crowd.util.persistence.hibernate.batch.hibernate5.AbstractHibernateBatchProcessor.commitTransaction(AbstractHibernateBatchProcessor.java:64)
		at com.atlassian.crowd.util.persistence.hibernate.batch.hibernate5.AbstractHibernateBatchProcessor.afterProcessBatch(AbstractHibernateBatchProcessor.java:18)
		at com.atlassian.crowd.util.persistence.hibernate.batch.AbstractBatchProcessor.processBatch(AbstractBatchProcessor.java:166)
		at com.atlassian.crowd.util.persistence.hibernate.batch.AbstractBatchProcessor.execute(AbstractBatchProcessor.java:133)
		at com.atlassian.crowd.dao.membership.MembershipDAOHibernate.addAll(MembershipDAOHibernate.java:57)
		at com.atlassian.crowd.dao.membership.MembershipDAOHibernate.addAllUsersToGroup(MembershipDAOHibernate.java:80)
		at jdk.internal.reflect.GeneratedMethodAccessor1709.invoke(Unknown Source)
		at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
		at java.base/java.lang.reflect.Method.invoke(Method.java:566)
		at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:344)
		at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:198)
		at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)
		at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:366)
		at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:99)
		at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
		at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:95)
		at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
		at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212)
		at com.sun.proxy.$Proxy213.addAllUsersToGroup(Unknown Source)
		at com.atlassian.crowd.directory.CachingDirectory.addAllUsersToGroup(CachingDirectory.java:136)
		at com.atlassian.crowd.directory.DbCachingRemoteChangeOperations.addUserMembershipsForGroup(DbCachingRemoteChangeOperations.java:745)
		at jdk.internal.reflect.GeneratedMethodAccessor873.invoke(Unknown Source)
		at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
		at java.base/java.lang.reflect.Method.invoke(Method.java:566)
		at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:344)
		at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:198)
		at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)
		at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:366)
		at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:99)
		at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
		at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212)
		at com.sun.proxy.$Proxy1931.addUserMembershipsForGroup(Unknown Source)
		at com.atlassian.crowd.directory.DirectoryCacheImplUsingChangeOperations.syncUserMembersForGroup(DirectoryCacheImplUsingChangeOperations.java:116)
		at com.atlassian.crowd.directory.synchronisation.cache.AbstractCacheRefresher.synchroniseMemberships(AbstractCacheRefresher.java:211)
		at com.atlassian.crowd.directory.synchronisation.cache.UsnChangedCacheRefresher.syncGroups(UsnChangedCacheRefresher.java:489)
		at com.atlassian.crowd.directory.synchronisation.cache.UsnChangedCacheRefresher.synchroniseGroupChanges(UsnChangedCacheRefresher.java:401)
		at com.atlassian.crowd.directory.synchronisation.cache.UsnChangedCacheRefresher.synchroniseChanges(UsnChangedCacheRefresher.java:127)
		at com.atlassian.crowd.directory.DbCachingRemoteDirectory.synchroniseCache(DbCachingRemoteDirectory.java:1026)
		at com.atlassian.crowd.manager.directory.DirectorySynchroniserImpl.lambda$synchronise$0(DirectorySynchroniserImpl.java:80)
		at com.atlassian.crowd.audit.NoOpAuditLogContext.withAuditLogSource(NoOpAuditLogContext.java:17)
		at com.atlassian.crowd.manager.directory.DirectorySynchroniserImpl.synchronise(DirectorySynchroniserImpl.java:78)
		at jdk.internal.reflect.GeneratedMethodAccessor1643.invoke(Unknown Source)
		at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
		at java.base/java.lang.reflect.Method.invoke(Method.java:566)
		at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:344)
		at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:198)
		at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)
		at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:366)
		at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:99)
		at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
		at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212)
		at com.sun.proxy.$Proxy237.synchronise(Unknown Source)
		at com.atlassian.crowd.directory.DbCachingDirectoryPoller.pollChanges(DbCachingDirectoryPoller.java:45)
		at com.atlassian.crowd.manager.directory.monitor.poller.DirectoryPollerJobRunner.runJob(DirectoryPollerJobRunner.java:92)
		at com.atlassian.scheduler.core.JobLauncher.runJob(JobLauncher.java:134)
		at com.atlassian.scheduler.core.JobLauncher.launchAndBuildResponse(JobLauncher.java:106)
		at com.atlassian.scheduler.core.JobLauncher.launch(JobLauncher.java:90)
		at com.atlassian.scheduler.caesium.impl.CaesiumSchedulerService.launchJob(CaesiumSchedulerService.java:435)
		at com.atlassian.scheduler.caesium.impl.CaesiumSchedulerService.executeClusteredJob(CaesiumSchedulerService.java:430)
		at com.atlassian.scheduler.caesium.impl.CaesiumSchedulerService.executeClusteredJobWithRecoveryGuard(CaesiumSchedulerService.java:454)
		at com.atlassian.scheduler.caesium.impl.CaesiumSchedulerService.executeQueuedJob(CaesiumSchedulerService.java:382)
		at com.atlassian.scheduler.caesium.impl.SchedulerQueueWorker.executeJob(SchedulerQueueWorker.java:66)
		at com.atlassian.scheduler.caesium.impl.SchedulerQueueWorker.executeNextJob(SchedulerQueueWorker.java:60)
		at com.atlassian.scheduler.caesium.impl.SchedulerQueueWorker.run(SchedulerQueueWorker.java:35)
		at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: org.postgresql.util.PSQLException: ERROR: duplicate key value violates unique constraint "sys_idx_sys_ct_10168_10170"
  Detail: Key (parent_id, child_id, membership_type)=(7244102, 8323074, GROUP_USER) already exists.
	at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2533)
	at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:2268)
	... 55 common frames omitted