OpenJPA @Version Annotation Causes "Attempt to persist detached object exception" in Fuse 6

Issue

• Adding the @Version annotation to my Entity causes an exception even though it is never explicitly set in code.

1. Attempt to persist detached object exception  Address: http://localhost:8181/cxf/test/testService/save Payload: {"id":null,"version":null,"createdBy":null,"created_Date":null,"lastModifiedBy":null,"lastModified_Date":null}

16:39:13,376 | WARN  | qtp796321045-75  | PhaseInterceptorChain | 164 - org.apache.cxf.cxf-api - 2.7.0.redhat-610379 | Application {http://rest.persistence.test.com/}MyRestService has thrown exception, unwinding now org.apache.cxf.interceptor.Fault: Attempt to persist detached object "com.domain.Person@a26cf9f".  If this is a new instance, make sure any version and/or auto-generated primary key fields are null/default when persisting.

2. @ManyToOne(optional=false) - optional=false not enforced - no work around found