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  1. Confluence Data Center
  2. CONFSERVER-45278

Space import failing with the error message "could not execute statement"

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    Description

      We don't plan to backport the fix for this bug to earlier Long Term Support versions

      The fix for this bug isn't suitable for backporting to a bug fix release for any previous LTS versions. This is often because the fix is considered too high risk to implement in an older version.

      The fix for this issue will be included in future Long Term Support versions.

      NOTE: This bug report is for Confluence Server. Using Confluence Cloud? See the corresponding bug report.

      Summary

      Space imports to Confluence Cloud and Server are failing with the following error message displayed on the UI:

      Import failed. Check your server logs for more information. com.atlassian.confluence.importexport.ImportExportException: Unable to complete import: Error while importing backup: org.hibernate.exception.ConstraintViolationException: could not execute statement

      Environment

      • Confluence Cloud 1000.518.1

      Steps to Reproduce

      1. Create two spaces, ABC and DEF
      2. Create a Page "Parent" on space ABC
      3. Create a draft under "Parent" on space ABC but don't publish it
      4. Move "Parent" to space DEF
      5. Do a space export of space ABC, the export has both spaces ABC and DEF
      6. Attempt to import into Confluence Cloud, and it fails to import if Confluence already has DEF space

      Expected Results

      The space is imported successfully into Confluence Cloud.

      Actual Results

      The space failed with the error message mentioned above.

      com.atlassian.confluence.importexport.ImportExportException: com.atlassian.confluence.importexport.ImportExportException: Unable to complete import: Error while importing backup: org.hibernate.exception.ConstraintViolationException: could not execute statement
      	at com.atlassian.confluence.importexport.xmlimport.BackupImporter.importEntities(BackupImporter.java:416)
      	at com.atlassian.confluence.importexport.xmlimport.BackupImporter.importEverything(BackupImporter.java:377)
      	at com.atlassian.confluence.importexport.xmlimport.FileBackupImporter.importEverything(FileBackupImporter.java:145)
      	at com.atlassian.confluence.importexport.xmlimport.BackupImporter$1.doInTransactionWithoutResult(BackupImporter.java:263)
      	at org.springframework.transaction.support.TransactionCallbackWithoutResult.doInTransaction(TransactionCallbackWithoutResult.java:34)
      	at com.atlassian.confluence.importexport.xmlimport.RestorePluginStateStoreTransactionCallbackDecorator.doInTransaction(RestorePluginStateStoreTransactionCallbackDecorator.java:46)
      	at com.atlassian.confluence.importexport.xmlimport.RestoreBandanaValuesTransactionCallbackDecorator.doInTransaction(RestoreBandanaValuesTransactionCallbackDecorator.java:50)
      	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:133)
      	at com.atlassian.confluence.importexport.xmlimport.BackupImporter.doImportInternal(BackupImporter.java:225)
      	at com.atlassian.confluence.importexport.Importer.doImport(Importer.java:75)
      	at com.atlassian.confluence.importexport.DefaultImportExportManager.performImportInternal(DefaultImportExportManager.java:96)
      	at com.atlassian.confluence.importexport.DefaultImportExportManager.doPerformImport(DefaultImportExportManager.java:87)
      	at com.atlassian.confluence.importexport.DefaultImportExportManager.performImport(DefaultImportExportManager.java:82)
      	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:498)
      	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:302)
      	at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:190)
      	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)
      	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99)
      	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:281)
      	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96)
      	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
      	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:208)
      	at com.sun.proxy.$Proxy142.performImport(Unknown Source)
      	at com.atlassian.confluence.importexport.actions.ImportLongRunningTask.runInternal(ImportLongRunningTask.java:68)
      	at com.atlassian.confluence.util.longrunning.ConfluenceAbstractLongRunningTask.run(ConfluenceAbstractLongRunningTask.java:45)
      	at com.atlassian.confluence.util.longrunning.ManagedTask.run(ManagedTask.java:52)
      	at com.atlassian.confluence.impl.util.concurrent.ConfluenceExecutors$ThreadLocalContextTaskWrapper.lambda$wrap$1(ConfluenceExecutors.java:89)
      	at com.atlassian.confluence.vcache.VCacheRequestContextOperations.lambda$doInRequestContext$0(VCacheRequestContextOperations.java:49)
      	at com.atlassian.confluence.impl.vcache.VCacheRequestContextManager.doInRequestContext(VCacheRequestContextManager.java:87)
      	at com.atlassian.confluence.impl.vcache.VCacheRequestContextManager.doInRequestContext(VCacheRequestContextManager.java:77)
      	at com.atlassian.confluence.vcache.VCacheRequestContextOperations.doInRequestContext(VCacheRequestContextOperations.java:48)
      	at com.atlassian.confluence.vcache.VCacheRequestContextOperations.lambda$withRequestContext$2(VCacheRequestContextOperations.java:65)
      	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
      	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
      	at java.lang.Thread.run(Thread.java:745)
      Caused by: com.atlassian.confluence.importexport.ImportExportException: Unable to complete import: Error while importing backup: org.hibernate.exception.ConstraintViolationException: could not execute statement
      	at com.atlassian.confluence.importexport.xmlimport.DefaultXmlImporter.doImport(DefaultXmlImporter.java:67)
      	at com.atlassian.confluence.importexport.xmlimport.BackupImporter.importEntities(BackupImporter.java:408)
      	... 39 more
      Caused by: org.xml.sax.SAXException: Error while importing backup: org.hibernate.exception.ConstraintViolationException: could not execute statement
      net.sf.hibernate.HibernateException: org.hibernate.exception.ConstraintViolationException: could not execute statement
      	at com.atlassian.confluence.importexport.xmlimport.parser.BackupParser.endElement(BackupParser.java:45)
      	at org.apache.xerces.parsers.AbstractSAXParser.endElement(Unknown Source)
      	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanEndElement(Unknown Source)
      	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown Source)
      	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
      	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
      	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
      	at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
      	at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
      	at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source)
      	at com.atlassian.security.xml.RestrictedXMLReader.parse(RestrictedXMLReader.java:103)
      	at com.atlassian.confluence.importexport.xmlimport.DefaultXmlImporter.parseBackup(DefaultXmlImporter.java:89)
      	at com.atlassian.confluence.importexport.xmlimport.DefaultXmlImporter.doImport(DefaultXmlImporter.java:54)
      	... 40 more
      Caused by: net.sf.hibernate.HibernateException: org.hibernate.exception.ConstraintViolationException: could not execute statement
      	at org.hibernate.internal.ExceptionConverterImpl.convert(ExceptionConverterImpl.java:147)
      	at org.hibernate.internal.ExceptionConverterImpl.convert(ExceptionConverterImpl.java:155)
      	at org.hibernate.internal.ExceptionConverterImpl.convert(ExceptionConverterImpl.java:162)
      	at com.atlassian.hibernate.util.SessionHelper.flushAllowNoTransaction(SessionHelper.java:83)
      	at com.atlassian.hibernate.adapter.adapters.session.SessionV2Adapter.flush(SessionV2Adapter.java:135)
      	at com.atlassian.confluence.importexport.xmlimport.HibernateImportProcessorContext.flushIfNeeded(HibernateImportProcessorContext.java:174)
      	at com.atlassian.confluence.importexport.xmlimport.HibernateImportProcessorContext.objectImported(HibernateImportProcessorContext.java:59)
      	at com.atlassian.confluence.importexport.xmlimport.DefaultImportProcessor.persist(DefaultImportProcessor.java:44)
      	at com.atlassian.confluence.importexport.xmlimport.DefaultImportProcessor.processObject(DefaultImportProcessor.java:34)
      	at com.atlassian.confluence.importexport.xmlimport.parser.BackupParser.endElement(BackupParser.java:43)
      	... 52 more
      Caused by: org.hibernate.exception.ConstraintViolationException: could not execute statement
      	at org.hibernate.exception.internal.SQLStateConversionDelegate.convert(SQLStateConversionDelegate.java:112)
      	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42)
      	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:111)
      	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:97)
      	at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.executeUpdate(ResultSetReturnImpl.java:207)
      	at org.hibernate.engine.jdbc.batch.internal.NonBatchingBatch.addToBatch(NonBatchingBatch.java:45)
      	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2934)
      	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:3434)
      	at org.hibernate.action.internal.EntityInsertAction.execute(EntityInsertAction.java:89)
      	at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:582)
      	at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:456)
      	at org.hibernate.event.internal.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:337)
      	at org.hibernate.event.internal.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:39)
      	at com.atlassian.hibernate.util.SessionHelper.flushAllowNoTransaction(SessionHelper.java:80)
      	... 58 more
      Caused by: org.postgresql.util.PSQLException: ERROR: duplicate key value violates unique constraint "uk_jp1ad5yufsih5r7lqrygakpug"
      	at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2157)
      	at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1886)
      	at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:255)
      	at org.postgresql.jdbc2.AbstractJdbc2Statement.execute(AbstractJdbc2Statement.java:555)
      	at org.postgresql.jdbc2.AbstractJdbc2Statement.executeWithFlags(AbstractJdbc2Statement.java:417)
      	at org.postgresql.jdbc2.AbstractJdbc2Statement.executeUpdate(AbstractJdbc2Statement.java:363)
      	at sun.reflect.GeneratedMethodAccessor275.invoke(Unknown Source)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:498)
      	at com.github.gquintana.metrics.proxy.MethodInvocation.proceed(MethodInvocation.java:75)
      	at com.github.gquintana.metrics.sql.PreparedStatementProxyHandler.execute(PreparedStatementProxyHandler.java:55)
      	at com.github.gquintana.metrics.sql.AbstractStatementProxyHandler.invoke(AbstractStatementProxyHandler.java:61)
      	at com.github.gquintana.metrics.proxy.ProxyHandler.invoke(ProxyHandler.java:73)
      	at com.sun.proxy.$Proxy579.executeUpdate(Unknown Source)
      	at sun.reflect.GeneratedMethodAccessor275.invoke(Unknown Source)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:498)
      	at org.vibur.dbcp.proxy.AbstractInvocationHandler.targetInvoke(AbstractInvocationHandler.java:153)
      	at org.vibur.dbcp.proxy.StatementInvocationHandler.processExecute(StatementInvocationHandler.java:141)
      	at org.vibur.dbcp.proxy.StatementInvocationHandler.restrictedInvoke(StatementInvocationHandler.java:83)
      	at org.vibur.dbcp.proxy.StatementInvocationHandler.restrictedInvoke(StatementInvocationHandler.java:40)
      	at org.vibur.dbcp.proxy.AbstractInvocationHandler.invoke(AbstractInvocationHandler.java:80)
      	at com.sun.proxy.$Proxy579.executeUpdate(Unknown Source)
      	at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.executeUpdate(ResultSetReturnImpl.java:204)
      	... 67 more
      

      Additional information and workaround

      The "could not execute statement" message is a symptom for several bugs which made database inconsistent. This ticket is about the invalid drafts issue. It was solved, but we still have several other similar issues which will need to be resolved for a comprehensive solution:

      There is a workaround which allows to fix database inconsistency for all these 3 tickets: https://confluence.atlassian.com/confkb/importing-a-space-fails-with-could-not-execute-statement-error-in-confluence-server-949242294.html

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              9af32a41284c Jake Lyell
              eratsimiala ManuR
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              Dates

                Created:
                Updated:
                Resolved: