java.lang.NullPointerException: This exception has no message.

Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

java.lang.NullPointerException:
at oracle.toplink.internal.ejb.cmp3.EntityManagerSetupImpl.predeploy(EntityManagerSetupImpl.java:790)
at oracle.toplink.PersistenceProvider.createContainerEntityManagerFactory(PersistenceProvider.java:146)
at oracle.oc4j.persistence.PersistenceUnitManagerImpl.createContainerEntityManagerFactory(PersistenceUnitManagerImpl.java:173)

Users with the same issue

You are the first who have seen this exception. Write a tip to help other users and build your expert profile.

Know the solutions? Share your knowledge to help other developers to debug faster.