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

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java.lang.NullPointerException:
at oracle.jms.AQjmsSession.getAQJmsSelector(AQjmsSession.java:2567)
at oracle.jms.AQjmsSession.createDurableSubscriber(AQjmsSession.java:2537)
at oracle.jms.AQjmsSession.createDurableSubscriber(AQjmsSession.java:2478)
at oracle.jms.AQjmsSession.createDurableSubscriber(AQjmsSession.java:2290)
at oracle.jms.AQjmsSession.createSubscriber(AQjmsSession.java:2237)
at com.paychex.common.jms.Listener.setTopicListener(Listener.java:60)
at com.paychex.common.jms.Listener.setMessageListener(Listener.java:45)
at com.paychex.common.jms.ConnectionTests.testTopicListener(ConnectionTests.java:123)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at junit.framework.TestCase.runTest(TestCase.java:154)
at junit.framework.TestCase.runBare(TestCase.java:127)
at junit.framework.TestResult$1.protect(TestResult.java:106)
at junit.framework.TestResult.runProtected(TestResult.java:124)
at junit.framework.TestResult.run(TestResult.java:109)
at junit.framework.TestCase.run(TestCase.java:118)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:397)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:281)

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