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    You try to create a ZipInputStream from a null InputStream.

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java.lang.NullPointerException: in is null	at java.util.zip.ZipInputStream.(Unknown Source)	at java.util.jar.JarInputStream.(Unknown Source)	at java.util.jar.JarInputStream.(Unknown Source)	at org.hibernate.ejb.packaging.InputStreamZippedJarVisitor.doProcessElements(InputStreamZippedJarVisitor.java:37)	at org.hibernate.ejb.packaging.AbstractJarVisitor.getMatchingEntries(AbstractJarVisitor.java:139)	at org.hibernate.ejb.Ejb3Configuration.addScannedEntries(Ejb3Configuration.java:287)	at org.hibernate.ejb.Ejb3Configuration.addMetadataFromVisitor(Ejb3Configuration.java:282)	at org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:247)	at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:125)	at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:52)	at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:34)	at com.micromms.fms.session.b.a(Unknown Source)	at com.micromms.fms.b.run(Unknown Source)	at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:121)