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, 1 year ago
java.lang.NullPointerException: null at com.example.helloworld.db.PersonDAO.update( at com.example.helloworld.resources.PersonResource.updatePerson( at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)