can somebody hint me where i need to look out for? Quite weird message....
[2016-09-21 18:24:13] <openjpa-2.4.0-r422266:1674604 fatal user error> org.apache.openjpa.persistence.ArgumentException: Errors encountered while resolving metadata. See nested exceptions for details. [2016-09-21 18:24:13] java.lang.RuntimeException: <openjpa-2.4.0-r422266:1674604 fatal general error> org.apache.openjpa.persistence.PersistenceException: Unexpected attribute type "int" for persistence-capable class "de.netversys.domain.Distribution" is detected. If the entity is packaged in a jar file, this may be caused by one or more inherited class of the entity not being packaged in the same jar file. Please check all inherited class(es) are packaged in the same jar file. at org.apache.openjpa.meta.ProxySetupStateManager.providedIntField(ProxySetupStateManager.java:230) at de.netversys.domain.Distribution.pcProvideField(Distribution.java) at org.apache.openjpa.meta.ProxySetupStateManager.setProxyData(ProxySetupStateManager.java:62) at org.apache.openjpa.meta.ClassMetaData.resolveMeta(ClassMetaData.java:1927) at org.apache.openjpa.meta.ClassMetaData.resolve(ClassMetaData.java:1808) at org.apache.openjpa.meta.MetaDataRepository.processBuffer(MetaDataRepository.java:829) at org.apache.openjpa.meta.MetaDataRepository.resolveMeta(MetaDataRepository.java:726) at org.apache.openjpa.meta.MetaDataRepository.resolve(MetaDataRepository.java:650) at org.apache.openjpa.meta.MetaDataRepository.getMetaDataInternal(MetaDataRepository.java:418) at org.apache.openjpa.meta.MetaDataRepository.getMetaData(MetaDataRepository.java:389) at org.apache.openjpa.meta.MetaDataRepository.getMetaData(MetaDataRepository.java:472) at org.apache.openjpa.kernel.jpql.JPQLExpressionBuilder.getClassMetaData(JPQLExpressionBuilder.java:175) at org.apache.openjpa.kernel.jpql.JPQLExpressionBuilder.resolveClassMetaData(JPQLExpressionBuilder.java:151) at org.apache.openjpa.kernel.jpql.JPQLExpressionBuilder.getCandidateMetaData(JPQLExpressionBuilder.java:241) at org.apache.openjpa.kernel.jpql.JPQLExpressionBuilder.getCandidateMetaData(JPQLExpressionBuilder.java:211) at org.apache.openjpa.kernel.jpql.JPQLExpressionBuilder.getCandidateType(JPQLExpressionBuilder.java:204) at org.apache.openjpa.kernel.jpql.JPQLExpressionBuilder.access$200(JPQLExpressionBuilder.java:79) at org.apache.openjpa.kernel.jpql.JPQLExpressionBuilder$ParsedJPQL.populate(JPQLExpressionBuilder.java:2426) at org.apache.openjpa.kernel.jpql.JPQLParser.populate(JPQLParser.java:60) at org.apache.openjpa.kernel.ExpressionStoreQuery.populateFromCompilation(ExpressionStoreQuery.java:162) at org.apache.openjpa.kernel.QueryImpl.newCompilation(QueryImpl.java:672) at org.apache.openjpa.kernel.QueryImpl.compilationFromCache(QueryImpl.java:653) at org.apache.openjpa.kernel.QueryImpl.compileForCompilation(QueryImpl.java:619) at org.apache.openjpa.kernel.QueryImpl.compileForExecutor(QueryImpl.java:681) at org.apache.openjpa.kernel.QueryImpl.compile(QueryImpl.java:588) at org.apache.openjpa.persistence.EntityManagerImpl.createQuery(EntityManagerImpl.java:996) at org.apache.openjpa.persistence.EntityManagerImpl.createQuery(EntityManagerImpl.java:978) at org.apache.openjpa.persistence.EntityManagerImpl.createQuery(EntityManagerImpl.java:101) at com.intellij.jpa.remote.impl.RemoteEntityManagerImpl.createQuery(RemoteEntityManagerImpl.java:39)