The reason why the Hibernate4 reported an error after upgrading to 5

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The error message is as follows:

Org.hibernate.MappingException: Unknown entity: com.ossez.reoc.common.crm.DoNotCall at org.hibernate.metamodel.internal.MetamodelImpl.entityPersister (MetamodelImpl.java:670) at org.hibernate.internal.SessionImpl.getEntityPersister (SessionImpl.java:1721) at org.hibernate.event.internal.AbstractSaveEventListener.saveWithGeneratedId (AbstractSaveEventListener.java:118) at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.saveWithGeneratedOrRequestedId (DefaultSaveOrUpdateEventListener.java:192) at org.hibernate.event.internal.DefaultSaveEventListener.saveWithGeneratedOrRequestedId (DefaultSaveEventListener.java:38) at org .hibernate.event.room.DefaultSaveOrUpdateEventListener.entityIsTransient (DefaultSaveOrUpdateEventListener.java:177) at org.hibernate.event.internal.DefaultSaveEventListener.performSaveOrUpdate (DefaultSaveEventListener.java:32) at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.onSaveOrUpdate (DefaultSaveOrUpdateEventListener.java:73) at org.hibernate.internal.SessionImpl.fireSave (SessionImpl.java:713) at org.hibernate.internal.SessionImpl.save (SessionImpl.java:705) at org.hibernate.internal.SessionImpl.save (SessionImpl.java:700) at sun.reflect.NativeMethodAccessorImpl.invoke0 (NativeMethod) 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.hibernate.context.internal.ThreadLocalSessionContext$TransactionProtectionWrapper.invoke (ThreadLocalSessionContext.java:350) at com.sun.proxy.$Proxy51.save (Unknown Source) at com.ossez.reoc.common.Factory.save (Factory.java:159) at com.ossez.reoc.common.crm .factories.DoNotCallFactory.save (DoNotCallFactory.java:27) at com.ossez.reoc.common.tests.DoNotCallTest.testCreate (DoNotCallTest.java:23) at sun.reflect.NativeMethodAccessorImpl.invoke0 (NativeMethod) 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 junit.framework.TestCase.runTest (TestCase.java:176) at junit.framework. TestCase.runBare (TestCase.java:141) at junit.framework.TestResult$1.protect (TestResult.java:122) at junit.framework.TestResult.runProtected (TestResult.java:142) at junit.framework.TestResult.run (TestResult.java:125) at junit.framework.TestCase.run (TestCase.java:129) at junit.framework.TestSuite.runTest (TestSuite.java:252) at junit.framework.TestSuite.run (TestSuite.java:247) at org.junit.internal.runners.JUnit38Cla*** Unner.run (JUnit38Cla***unner.java:86) at org.junit.runner.JUnitCore.run (JUnitCore.java:137) at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs (JUnit4IdeaTestRunner.java:68) at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs (IdeaTestRunner.java:47) at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart (JUnitStarter.java:242) at com.intellij.rt.execution.junit.JUnitStarter.main (JUnitStarter.java:70)

This error is most likely due to an error in your SessionFactory initialization.

Caused Hibernate to fail to find the correct entity configuration.

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