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After checking this forum. Upgraded the Confluence XML version to 9.1.
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Deleted the previously imported space.
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Restarted the Apache Server.
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Provided the configuration as previous case, left blank for BASE URLS
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Started to conversion, after few minutes conversion was failed and displayed below exception,
Exception Detail
null id in com.xpn.xwiki.doc.XWikiDeletedDocument entry (don’t flush the Session after an exception occurs)
class org.hibernate.AssertionFailure: null id in com.xpn.xwiki.doc.XWikiDeletedDocument entry (don’t flush the Session after an exception occurs)
at org.hibernate.event.def.DefaultFlushEntityEventListener.checkId(DefaultFlushEntityEventListener.java:82)
at org.hibernate.event.def.DefaultFlushEntityEventListener.getValues(DefaultFlushEntityEventListener.java:190)
at org.hibernate.event.def.DefaultFlushEntityEventListener.onFlushEntity(DefaultFlushEntityEventListener.java:147)
at org.hibernate.event.def.AbstractFlushingEventListener.flushEntities(AbstractFlushingEventListener.java:219)
at org.hibernate.event.def.AbstractFlushingEventListener.flushEverythingToExecutions(AbstractFlushingEventListener.java:99)
at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:50)
at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1216)
at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:383)
at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:133)
at com.xpn.xwiki.store.XWikiHibernateBaseStore.endTransaction(XWikiHibernateBaseStore.java:1048)
at com.xpn.xwiki.store.XWikiHibernateBaseStore.execute(XWikiHibernateBaseStore.java:1345)
at com.xpn.xwiki.store.XWikiHibernateBaseStore.executeWrite(XWikiHibernateBaseStore.java:1447)
at com.xpn.xwiki.store.XWikiHibernateRecycleBinStore.saveToRecycleBin(XWikiHibernateRecycleBinStore.java:255)
at com.xpn.xwiki.store.XWikiHibernateRecycleBinStore.saveToRecycleBin(XWikiHibernateRecycleBinStore.java:246)
at com.xpn.xwiki.internal.filter.output.DocumentInstanceOutputFilterStream.maybeSaveDocument(DocumentInstanceOutputFilterStream.java:208)
at com.xpn.xwiki.internal.filter.output.DocumentInstanceOutputFilterStream.endWikiDocumentRevision(DocumentInstanceOutputFilterStream.java:173)
at sun.reflect.GeneratedMethodAccessor471.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.xwiki.filter.internal.FilterProxy.invoke(FilterProxy.java:90)
at org.xwiki.filter.internal.CompositeFilter.invoke(CompositeFilter.java:75)
at com.sun.proxy.$Proxy89.endWikiDocumentRevision(Unknown Source)
at sun.reflect.GeneratedMethodAccessor471.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.xwiki.filter.internal.FilterProxy.invoke(FilterProxy.java:90)
at org.xwiki.filter.internal.CompositeFilter.invoke(CompositeFilter.java:75)
at com.sun.proxy.$Proxy90.endWikiDocumentRevision(Unknown Source)
at sun.reflect.GeneratedMethodAccessor471.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.xwiki.filter.internal.FilterProxy.invoke(FilterProxy.java:90)
at org.xwiki.filter.internal.FilterProxy.invoke(FilterProxy.java:63)
at com.sun.proxy.$Proxy91.endWikiDocumentRevision(Unknown Source)
at org.xwiki.contrib.confluence.filter.internal.input.ConfluenceInputFilterStream.readPageRevision(ConfluenceInputFilterStream.java:496)
at org.xwiki.contrib.confluence.filter.internal.input.ConfluenceInputFilterStream.readPageRevision(ConfluenceInputFilterStream.java:367)
at org.xwiki.contrib.confluence.filter.internal.input.ConfluenceInputFilterStream.readPage(ConfluenceInputFilterStream.java:340)
at org.xwiki.contrib.confluence.filter.internal.input.ConfluenceInputFilterStream.read(ConfluenceInputFilterStream.java:258)
at org.xwiki.contrib.confluence.filter.internal.input.ConfluenceInputFilterStream.read(ConfluenceInputFilterStream.java:64)
at org.xwiki.filter.input.AbstractBeanInputFilterStream.read(AbstractBeanInputFilterStream.java:79)
at org.xwiki.filter.internal.job.FilterStreamConverterJob.runInternal(FilterStreamConverterJob.java:100)
at org.xwiki.job.AbstractJob.runInContext(AbstractJob.java:206)
at org.xwiki.job.AbstractJob.run(AbstractJob.java:189)
at org.xwiki.filter.script.internal.ScriptFilterStreamConverterJob.run(ScriptFilterStreamConverterJob.java:75)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
null id in com.xpn.xwiki.doc.XWikiDeletedDocument entry (don’t flush the Session after an exception occurs)
class org.hibernate.AssertionFailure: null id in com.xpn.xwiki.doc.XWikiDeletedDocument entry (don’t flush the Session after an exception occurs)
at org.hibernate.event.def.DefaultFlushEntityEventListener.checkId(DefaultFlushEntityEventListener.java:82)
at org.hibernate.event.def.DefaultFlushEntityEventListener.getValues(DefaultFlushEntityEventListener.java:190)
at org.hibernate.event.def.DefaultFlushEntityEventListener.onFlushEntity(DefaultFlushEntityEventListener.java:147)
at org.hibernate.event.def.AbstractFlushingEventListener.flushEntities(AbstractFlushingEventListener.java:219)
at org.hibernate.event.def.AbstractFlushingEventListener.flushEverythingToExecutions(AbstractFlushingEventListener.java:99)
at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:50)
at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1216)
at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:383)
at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:133)
at com.xpn.xwiki.store.XWikiHibernateBaseStore.endTransaction(XWikiHibernateBaseStore.java:1048)
at com.xpn.xwiki.store.XWikiHibernateBaseStore.execute(XWikiHibernateBaseStore.java:1345)
at com.xpn.xwiki.store.XWikiHibernateBaseStore.executeWrite(XWikiHibernateBaseStore.java:1447)
at com.xpn.xwiki.store.XWikiHibernateRecycleBinStore.saveToRecycleBin(XWikiHibernateRecycleBinStore.java:255)
at com.xpn.xwiki.store.XWikiHibernateRecycleBinStore.saveToRecycleBin(XWikiHibernateRecycleBinStore.java:246)
at com.xpn.xwiki.internal.filter.output.DocumentInstanceOutputFilterStream.maybeSaveDocument(DocumentInstanceOutputFilterStream.java:208)
at com.xpn.xwiki.internal.filter.output.DocumentInstanceOutputFilterStream.endWikiDocumentRevision(DocumentInstanceOutputFilterStream.java:173)
at sun.reflect.GeneratedMethodAccessor471.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.xwiki.filter.internal.FilterProxy.invoke(FilterProxy.java:90)
at org.xwiki.filter.internal.CompositeFilter.invoke(CompositeFilter.java:75)
at com.sun.proxy.$Proxy89.endWikiDocumentRevision(Unknown Source)
at sun.reflect.GeneratedMethodAccessor471.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.xwiki.filter.internal.FilterProxy.invoke(FilterProxy.java:90)
at org.xwiki.filter.internal.CompositeFilter.invoke(CompositeFilter.java:75)
at com.sun.proxy.$Proxy90.endWikiDocumentRevision(Unknown Source)
at sun.reflect.GeneratedMethodAccessor471.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.xwiki.filter.internal.FilterProxy.invoke(FilterProxy.java:90)
at org.xwiki.filter.internal.FilterProxy.invoke(FilterProxy.java:63)
at com.sun.proxy.$Proxy91.endWikiDocumentRevision(Unknown Source)
at org.xwiki.contrib.confluence.filter.internal.input.ConfluenceInputFilterStream.readPageRevision(ConfluenceInputFilterStream.java:496)
at org.xwiki.contrib.confluence.filter.internal.input.ConfluenceInputFilterStream.readPageRevision(ConfluenceInputFilterStream.java:367)
at org.xwiki.contrib.confluence.filter.internal.input.ConfluenceInputFilterStream.readPage(ConfluenceInputFilterStream.java:340)
at org.xwiki.contrib.confluence.filter.internal.input.ConfluenceInputFilterStream.read(ConfluenceInputFilterStream.java:258)
at org.xwiki.contrib.confluence.filter.internal.input.ConfluenceInputFilterStream.read(ConfluenceInputFilterStream.java:64)
at org.xwiki.filter.input.AbstractBeanInputFilterStream.read(AbstractBeanInputFilterStream.java:79)
at org.xwiki.filter.internal.job.FilterStreamConverterJob.runInternal(FilterStreamConverterJob.java:100)
at org.xwiki.job.AbstractJob.runInContext(AbstractJob.java:206)
at org.xwiki.job.AbstractJob.run(AbstractJob.java:189)
at org.xwiki.filter.script.internal.ScriptFilterStreamConverterJob.run(ScriptFilterStreamConverterJob.java:75)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Java heap space
class java.lang.OutOfMemoryError: Java heap space
at java.lang.AbstractStringBuilder.(Unknown Source)
at java.lang.StringBuffer.(Unknown Source)
at com.mysql.jdbc.PreparedStatement.setString(PreparedStatement.java:4437)
at com.mysql.jdbc.PreparedStatement.setCharacterStream(PreparedStatement.java:3499)
at org.apache.commons.dbcp2.DelegatingPreparedStatement.setCharacterStream(DelegatingPreparedStatement.java:211)
at org.apache.commons.dbcp2.DelegatingPreparedStatement.setCharacterStream(DelegatingPreparedStatement.java:211)
at org.hibernate.type.descriptor.sql.ClobTypeDescriptor$3$1.doBind(ClobTypeDescriptor.java:84)
at org.hibernate.type.descriptor.sql.BasicBinder.bind(BasicBinder.java:91)
at org.hibernate.type.AbstractStandardBasicType.nullSafeSet(AbstractStandardBasicType.java:283)
at org.hibernate.type.AbstractStandardBasicType.nullSafeSet(AbstractStandardBasicType.java:278)
at org.hibernate.type.AbstractSingleColumnStandardBasicType.nullSafeSet(AbstractSingleColumnStandardBasicType.java:89)
at org.hibernate.persister.entity.AbstractEntityPersister.dehydrate(AbstractEntityPersister.java:2184)
at org.hibernate.persister.entity.AbstractEntityPersister.dehydrate(AbstractEntityPersister.java:2161)
at org.hibernate.persister.entity.AbstractEntityPersister$4.bindValues(AbstractEntityPersister.java:2339)
at org.hibernate.id.insert.AbstractReturningDelegate.performInsert(AbstractReturningDelegate.java:56)
at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2345)
at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2852)
at org.hibernate.action.EntityIdentityInsertAction.execute(EntityIdentityInsertAction.java:71)
at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:273)
at org.hibernate.event.def.AbstractSaveEventListener.performSaveOrReplicate(AbstractSaveEventListener.java:320)
at org.hibernate.event.def.AbstractSaveEventListener.performSave(AbstractSaveEventListener.java:203)
at org.hibernate.event.def.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:129)
at org.hibernate.event.def.DefaultSaveOrUpdateEventListener.saveWithGeneratedOrRequestedId(DefaultSaveOrUpdateEventListener.java:210)
at org.hibernate.event.def.DefaultSaveEventListener.saveWithGeneratedOrRequestedId(DefaultSaveEventListener.java:56)
at org.hibernate.event.def.DefaultSaveOrUpdateEventListener.entityIsTransient(DefaultSaveOrUpdateEventListener.java:195)
at org.hibernate.event.def.DefaultSaveEventListener.performSaveOrUpdate(DefaultSaveEventListener.java:50)
at org.hibernate.event.def.DefaultSaveOrUpdateEventListener.onSaveOrUpdate(DefaultSaveOrUpdateEventListener.java:93)
at org.hibernate.impl.SessionImpl.fireSave(SessionImpl.java:713)
at org.hibernate.impl.SessionImpl.save(SessionImpl.java:701)
at org.hibernate.impl.SessionImpl.save(SessionImpl.java:697)
at com.xpn.xwiki.store.XWikiHibernateRecycleBinStore$1.doInHibernate(XWikiHibernateRecycleBinStore.java:265)
at com.xpn.xwiki.store.XWikiHibernateRecycleBinStore$1.doInHibernate(XWikiHibernateRecycleBinStore.java:256)