Dear All,
I have deployed application in app server JBoss AS 7.4.
Persistence provider which is being used is EclipseLink 2.4.1.
However ,while executing JPA queries following exception is thrown
javax.persistence.PersistenceException: Exception [EclipseLink-23004] (Eclipse Persistence Services - 2.4.1.v20121003-ad44345): org.eclipse.persistence.exceptions.TransactionException
Exception Description: Error obtaining the Transaction Manager
Internal Exception: Exception [EclipseLink-23001] (Eclipse Persistence Services - 2.4.1.v20121003-ad44345): org.eclipse.persistence.exceptions.TransactionException
Exception Description: Error looking up external Transaction resource under JNDI name [java:/TransactionManager]
Internal Exception: javax.naming.NameNotFoundException: TransactionManager -- service jboss.naming.context.java.jboss.exported.TransactionManager
Please let us know ur suggestions.