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

via nabble.com by Unknown author, 1 year ago
via geronimo-user by CG, 1 year ago
via geronimo-user by CG, 1 year ago
org.apache.openjpa.persistence.PersistenceException: null	at org.apache.openejb.client.EJBInvocationHandler.convertException(EJBInvocationHandler.java:210)	at org.apache.openejb.client.EJBObjectHandler._invoke(EJBObjectHandler.java:157)	at org.apache.openejb.client.EJBInvocationHandler.invoke(EJBInvocationHandler.java:116)	at org.apache.openejb.client.proxy.Jdk13InvocationHandler.invoke(Jdk13InvocationHandler.java:52)	at undefined.$Proxy0.testMaterialType(Unknown Source)	at test.com.quesofttech.FirstEJB3TutorialClient.main(FirstEJB3TutorialClient.java:52)