"The backend currently does not support this feature." when
ajordens Feb 16, 2005 7:47 PMI've just done a first pass at migrating an existing application from 3.2.7 to 4.0.1.
Has anyone ran in to the "The backend currently does not support this feature." when running 4.0.1 against PostgreSQL 7.4.X.
I haven't made any changes to the jar file beyond re-compiling, is there some place someone can point me. I'll continue to search through the forums, a google search didn't reveal much other than a bug report with the same problem.
Exception trace has been included below, any questions? Thanks in advance.
16:37:15,794 INFO [STDOUT] javax.ejb.FinderException: Find failed: org.postgresql.util.PSQLException: The backend currently does not support this feature. 16:37:15,795 INFO [STDOUT] at org.jboss.ejb.plugins.cmp.jdbc.JDBCAbstractQueryCommand.execute(JDBCAbstractQueryCommand.java:223) 16:37:15,795 INFO [STDOUT] at org.jboss.ejb.plugins.cmp.jdbc.JDBCAbstractQueryCommand.execute(JDBCAbstractQueryCommand.java:128) 16:37:15,795 INFO [STDOUT] at org.jboss.ejb.plugins.cmp.jdbc.JDBCFindEntityCommand.execute(JDBCFindEntityCommand.java:47) 16:37:15,795 INFO [STDOUT] at org.jboss.ejb.plugins.cmp.jdbc.JDBCStoreManager.findEntity(JDBCStoreManager.java:589) 16:37:15,811 INFO [STDOUT] at org.jboss.ejb.plugins.CMPPersistenceManager.findEntity(CMPPersistenceManager.java:300) 16:37:15,811 INFO [STDOUT] at org.jboss.resource.connectionmanager.CachedConnectionInterceptor.findEntity(CachedConnectionInterceptor.java:298) 16:37:15,811 INFO [STDOUT] at org.jboss.ejb.EntityContainer.findSingleObject(EntityContainer.java:1086) 16:37:15,811 INFO [STDOUT] at org.jboss.ejb.EntityContainer.findLocal(EntityContainer.java:663) 16:37:15,811 INFO [STDOUT] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 16:37:15,811 INFO [STDOUT] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) 16:37:15,811 INFO [STDOUT] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) 16:37:15,811 INFO [STDOUT] at java.lang.reflect.Method.invoke(Method.java:324) 16:37:15,812 INFO [STDOUT] at org.jboss.invocation.Invocation.performCall(Invocation.java:345) 16:37:15,812 INFO [STDOUT] at org.jboss.ejb.EntityContainer$ContainerInterceptor.invokeHome(EntityContainer.java:1113) 16:37:15,812 INFO [STDOUT] at org.jboss.ejb.plugins.AbstractInterceptor.invokeHome(AbstractInterceptor.java:90) 16:37:15,840 INFO [STDOUT] at org.jboss.ejb.plugins.EntitySynchronizationInterceptor.invokeHome(EntitySynchronizationInterceptor.java:192) 16:37:15,840 INFO [STDOUT] at org.jboss.resource.connectionmanager.CachedConnectionInterceptor.invokeHome(CachedConnectionInterceptor.java:212) 16:37:15,840 INFO [STDOUT] at org.jboss.ejb.plugins.AbstractInterceptor.invokeHome(AbstractInterceptor.java:90) 16:37:15,840 INFO [STDOUT] at org.jboss.ejb.plugins.EntityInstanceInterceptor.invokeHome(EntityInstanceInterceptor.java:117) 16:37:15,840 INFO [STDOUT] at org.jboss.ejb.plugins.EntityLockInterceptor.invokeHome(EntityLockInterceptor.java:61) 16:37:15,840 INFO [STDOUT] at org.jboss.ejb.plugins.EntityCreationInterceptor.invokeHome(EntityCreationInterceptor.java:28) 16:37:15,841 INFO [STDOUT] at org.jboss.ejb.plugins.CallValidationInterceptor.invokeHome(CallValidationInterceptor.java:41) 16:37:15,841 INFO [STDOUT] at org.jboss.ejb.plugins.AbstractTxInterceptor.invokeNext(AbstractTxInterceptor.java:109) 16:37:15,841 INFO [STDOUT] at org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInterceptorCMT.java:313) 16:37:15,841 INFO [STDOUT] at org.jboss.ejb.plugins.TxInterceptorCMT.invokeHome(TxInterceptorCMT.java:126) 16:37:15,869 INFO [STDOUT] at org.jboss.ejb.plugins.SecurityInterceptor.invokeHome(SecurityInterceptor.java:101) 16:37:15,869 INFO [STDOUT] at org.jboss.ejb.plugins.LogInterceptor.invokeHome(LogInterceptor.java:121) 16:37:15,869 INFO [STDOUT] at org.jboss.ejb.plugins.ProxyFactoryFinderInterceptor.invokeHome(ProxyFactoryFinderInterceptor.java:93) 16:37:15,870 INFO [STDOUT] at org.jboss.ejb.EntityContainer.internalInvokeHome(EntityContainer.java:508) 16:37:15,870 INFO [STDOUT] at org.jboss.ejb.Container.invoke(Container.java:891) 16:37:15,870 INFO [STDOUT] at org.jboss.ejb.plugins.local.BaseLocalProxyFactory.invokeHome(BaseLocalProxyFactory.java:342) 16:37:15,870 INFO [STDOUT] at org.jboss.ejb.plugins.local.LocalHomeProxy.invoke(LocalHomeProxy.java:118) 16:37:15,870 INFO [STDOUT] at $Proxy217.findByUsername(Unknown Source)