2015-11-03 06:26:01.582 ERROR 31155 --- [nio-8080-exec-6] o.a.c.c.C.[.[.[/].[dispatcherServlet] : Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is org.springframework.dao.DataIntegrityViolationException: could not execute statement; SQL [n/a]; constraint [invoice_lineitems_pkey]; nested exception is org.hibernate.exception.ConstraintViolationException: could not execute statement] with root cause
org.postgresql.util.PSQLException: ERROR: duplicate key value violates unique constraint "invoice_lineitems_pkey"
Detail: Key (invoice_id, lineitems_order)=(c0a801d9-50cd-1cd3-8150-cd4d17b50000, 0) already exists.
at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2182) ~[postgresql-9.4-1204-jdbc41.jar:9.4]
at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1911) ~[postgresql-9.4-1204-jdbc41.jar:9.4]
at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:173) ~[postgresql-9.4-1204-jdbc41.jar:9.4]
at org.postgresql.jdbc2.AbstractJdbc2Statement.execute(AbstractJdbc2Statement.java:616) ~[postgresql-9.4-1204-jdbc41.jar:9.4]
at org.postgresql.jdbc2.AbstractJdbc2Statement.executeWithFlags(AbstractJdbc2Statement.java:466) ~[postgresql-9.4-1204-jdbc41.jar:9.4]
at org.postgresql.jdbc2.AbstractJdbc2Statement.executeUpdate(AbstractJdbc2Statement.java:412) ~[postgresql-9.4-1204-jdbc41.jar:9.4]
at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.executeUpdate(ResultSetReturnImpl.java:204) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.engine.jdbc.batch.internal.NonBatchingBatch.addToBatch(NonBatchingBatch.java:45) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.persister.collection.AbstractCollectionPersister.recreate(AbstractCollectionPersister.java:1313) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.action.internal.CollectionUpdateAction.execute(CollectionUpdateAction.java:80) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:451) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:336) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.event.internal.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:335) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.event.internal.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:39) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.internal.SessionImpl.flush(SessionImpl.java:1224) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.internal.SessionImpl.managedFlush(SessionImpl.java:464) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.internal.SessionImpl.flushBeforeTransactionCompletion(SessionImpl.java:2905) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.internal.SessionImpl.beforeTransactionCompletion(SessionImpl.java:2281) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.beforeTransactionCompletion(JdbcCoordinatorImpl.java:485) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.beforeCompletionCallback(JdbcResourceLocalTransactionCoordinatorImpl.java:146) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.access$100(JdbcResourceLocalTransactionCoordinatorImpl.java:38) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.commit(JdbcResourceLocalTransactionCoordinatorImpl.java:230) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.engine.transaction.internal.TransactionImpl.commit(TransactionImpl.java:65) ~[hibernate-core-5.0.3.Final.jar:5.0.3.Final]
at org.hibernate.jpa.internal.TransactionImpl.commit(TransactionImpl.java:61) ~[hibernate-entitymanager-5.0.3.Final.jar:5.0.3.Final]
at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:517) ~[spring-orm-4.2.2.RELEASE.jar:4.2.2.RELEASE]
at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) ~[spring-tx-4.2.2.RELEASE.jar:4.2.2.RELEASE]
at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) ~[spring-tx-4.2.2.RELEASE.jar:4.2.2.RELEASE]
at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:485) ~[spring-tx-4.2.2.RELEASE.jar:4.2.2.RELEASE]
at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:291) ~[spring-tx-4.2.2.RELEASE.jar:4.2.2.RELEASE]
at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) ~[spring-tx-4.2.2.RELEASE.jar:4.2.2.RELEASE]
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.2.2.RELEASE.jar:4.2.2.RELEASE]
at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:653) ~[spring-aop-4.2.2.RELEASE.jar:4.2.2.RELEASE]
at com.example.DemoController$$EnhancerBySpringCGLIB$$e5359c4b.rem(<generated>) ~[na:na]
...
