Re: EmbeddedPCMapping cannot be cast to PersistableMapping

Hi Tilmann, > On May 30, 2016, at 6:10 AM, Tilmann Zäschke wrote: > > Dear all, > > I'm trying to implement the schema for the new Optional test, but I keep > running into a ClassCastException: > > javax.jdo.JDOFatalInternalException: Failed to generate new Mapping of type

EmbeddedPCMapping cannot be cast to PersistableMapping

Dear all, I'm trying to implement the schema for the new Optional test, but I keep running into a ClassCastException: javax.jdo.JDOFatalInternalException: Failed to generate new Mapping of type org.datanucleus.store.rdbms.mapping.java.OptionalMapping, exception : Failed to generate new