Kabir I get the folowing error when I am running the test cases 11377 DEBUG [NoTxUnitTestCase] ==== setUp org.jboss.test.jca.notx.test.NoTxUnitTestCase ==== | 11377 DEBUG [KernelFactory] Starting JBoss Kernel construction... | 11380 DEBUG [KernelFactory] Completed JBoss Kernel construction. Duration: 3 milliseconds | 11380 DEBUG [NoTxUnitTestCase] Deploying file:/home/vicky/workspace/JBOSS%20JCA/trunk/core/output/org/jboss/test/jca/notx/test/NoTxUnitTestCase.xml | 11558 DEBUG [Aspect] Bound aspect TraceAspect; deployed:true | 11597 DEBUG [Aspect] Bound aspect ExceptionAspect; deployed:true | 11632 DEBUG [Aspect] Bound aspect SecurityAspect; deployed:true | 11674 DEBUG [Aspect] Bound aspect PoolAspect; deployed:true | 11713 DEBUG [Aspect] Bound aspect ListenerAspect; deployed:true | 11873 DEBUG [GenericBeanAspectFactory] Creating advice 0000-ihb4eo-f4ma5t47-1-f4ma5t48-2 | 12287 DEBUG [ConnectionManagerFactory] Created connectionFactory=org.jboss.test.jca.rar.support.TestConnectionFactoryImpl@15f4a7f for MCF=org.jboss.test.jca.rar.support.TestManagedConnectionFactory@113e9fd | 12288 DEBUG [NoTxUnitTestCase] ==== Starting testNoTx ==== | 12291 TRACE [TraceAdvice] BEFORE: [advisedMethod=public abstract java.lang.Object javax.resource.spi.ConnectionManager.allocateConnection(javax.resource.spi.ManagedConnectionFactory,javax.resource.spi.ConnectionRequestInfo) throws javax.resource.ResourceException, unadvisedMethod=public abstract java.lang.Object javax.resource.spi.ConnectionManager.allocateConnection(javax.resource.spi.ManagedConnectionFactory,javax.resource.spi.ConnectionRequestInfo) throws javax.resource.ResourceException, metadata=null, targetObject=java.lang.Object@12462b3, arguments=[Ljava.lang.Object;@1cbfa42] | 12293 TRACE [TraceAdvice] AFTER: [advisedMethod=public abstract java.lang.Object javax.resource.spi.ConnectionManager.allocateConnection(javax.resource.spi.ManagedConnectionFactory,javax.resource.spi.ConnectionRequestInfo) throws javax.resource.ResourceException, unadvisedMethod=public abstract java.lang.Object javax.resource.spi.ConnectionManager.allocateConnection(javax.resource.spi.ManagedConnectionFactory,javax.resource.spi.ConnectionRequestInfo) throws javax.resource.ResourceException, metadata=null, targetObject=java.lang.Object@12462b3, arguments=[Ljava.lang.Object;@1cbfa42] | java.lang.IllegalArgumentException: Wrong target. class java.lang.Object for public abstract java.lang.Object javax.resource.spi.ConnectionManager.allocateConnection(javax.resource.spi.ManagedConnectionFactory,javax.resource.spi.ConnectionRequestInfo) throws javax.resource.ResourceException | at org.jboss.aop.joinpoint.MethodInvocation.handleErrors(MethodInvocation.java:150) | at org.jboss.aop.joinpoint.MethodInvocation.invokeTarget(MethodInvocation.java:125) | at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:110) | at org.jboss.jca.plugins.cm.TraceAdvice.invoke(TraceAdvice.java:42) | at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) | at AOPContainerProxy$0.allocateConnection(AOPContainerProxy$0.java) | at org.jboss.test.jca.rar.support.TestConnectionFactoryImpl.getConnection(TestConnectionFactoryImpl.java:57) | at org.jboss.test.jca.notx.test.NoTxUnitTestCase.testNoTx(NoTxUnitTestCase.java:47) | 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:585) | 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 junit.framework.TestSuite.runTest(TestSuite.java:208) | at junit.framework.TestSuite.run(TestSuite.java:203) | at junit.extensions.TestDecorator.basicRun(TestDecorator.java:22) | at junit.extensions.TestSetup$1.protect(TestSetup.java:19) | at junit.framework.TestResult.runProtected(TestResult.java:124) | at junit.extensions.TestSetup.run(TestSetup.java:23) | 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:585) | at org.apache.maven.surefire.junit.JUnitTestSet.execute(JUnitTestSet.java:213) | at org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.executeTestSet(AbstractDirectoryTestSuite.java:138) | at org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.execute(AbstractDirectoryTestSuite.java:125) | at org.apache.maven.surefire.Surefire.run(Surefire.java:132) | 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:585) | at org.apache.maven.surefire.booter.SurefireBooter.runSuitesInProcess(SurefireBooter.java:290) | at org.apache.maven.surefire.booter.SurefireBooter.main(SurefireBooter.java:818) | 12295 DEBUG [NoTxUnitTestCase] testNoTx took 7ms | 12295 DEBUG [NoTxUnitTestCase] ==== Stopping testNoTx ==== | 12301 DEBUG [NoTxUnitTestCase] ==== tornDown org.jboss.test.jca.notx.test.NoTxUnitTestCase ==== | 12301 DEBUG [NoTxUnitTestCase] Undeploying [file:/home/vicky/workspace/JBOSS%20JCA/trunk/core/output/org/jboss/test/jca/notx/test/NoTxUnitTestCase.xml] | 12306 DEBUG [Aspect] Unbinding aspect ListenerAspect | 12309 DEBUG [Aspect] Unbinding aspect PoolAspect | 12312 DEBUG [Aspect] Unbinding aspect SecurityAspect | 12314 DEBUG [Aspect] Unbinding aspect ExceptionAspect | 12316 DEBUG [Aspect] Unbinding aspect TraceAspect | I have noticed that I don't get the error when I run this from the Windows Box , I have been getting the error when I am doing development on Fedora box :( Any clue about what could be happening ? 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