Hi All, I have created a simle process.jpdl.xml using the version 4.1 and have executed using the Junit TestCase, its working fine, The requirement in the project is I need to integrate the jbpm process flow in my module which I'm building my project using maven so, i hav added the *.jpdl.xml and all the required class files and configuration files and jbpm.jar as dependency but getting the exception : couldn't initialize object 'org.jbpm.pvm.internal.repository.RepositorySessionImpl The following is the stack trace : INFO: exception while executing command org.jbpm.pvm.internal.cmd.DeployCmd@a9c09e org.jbpm.pvm.internal.wire.WireException: couldn't initialize object 'org.jbpm.pvm.internal.repository.RepositorySessionImp l': couldn't construct new 'null' with args null at org.jbpm.pvm.internal.wire.descriptor.ObjectDescriptor.initialize(ObjectDescriptor.java:233) at org.jbpm.pvm.internal.wire.WireContext.performInitialization(WireContext.java:537) at org.jbpm.pvm.internal.wire.WireContext.initialize(WireContext.java:499) at org.jbpm.pvm.internal.wire.WireContext.create(WireContext.java:453) at org.jbpm.pvm.internal.wire.WireContext.create(WireContext.java:441) at org.jbpm.pvm.internal.wire.WireContext.get(WireContext.java:421) at org.jbpm.pvm.internal.wire.WireContext.get(WireContext.java:331) at org.jbpm.pvm.internal.wire.WireContext.get(WireContext.java:707) at org.jbpm.pvm.internal.env.BasicEnvironment.get(BasicEnvironment.java:139) at org.jbpm.pvm.internal.env.BasicEnvironment.get(BasicEnvironment.java:130) at org.jbpm.pvm.internal.cmd.DeployCmd.execute(DeployCmd.java:46) at org.jbpm.pvm.internal.cmd.DeployCmd.execute(DeployCmd.java:33) at org.jbpm.pvm.internal.svc.DefaultCommandService.execute(DefaultCommandService.java:42) at org.jbpm.pvm.internal.tx.StandardTransactionInterceptor.execute(StandardTransactionInterceptor.java:54) at org.jbpm.pvm.internal.svc.EnvironmentInterceptor.execute(EnvironmentInterceptor.java:46) at org.jbpm.pvm.internal.svc.RetryInterceptor.execute(RetryInterceptor.java:55) at org.jbpm.pvm.internal.repository.DeploymentImpl.deploy(DeploymentImpl.java:89) at com.nexant.mdm.jbpm.documentcollection.MdmJbpmClient.setUp(MdmJbpmClient.java:33) at com.nexant.mdm.jbpm.documentcollection.MdmJbpmClient.initiateProcess(MdmJbpmClient.java:77) at com.nexant.mdm.service.rp.events.task.de.documentevent.DocumentEventImpl.documentAvailable(DocumentEventImpl.jav a:112) at com.nexant.mdm.service.rp.events.task.de.documentevent.DocumentEventImplTest.testDocumentAvailable(DocumentEvent ImplTest.java:48) 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:168) at junit.framework.TestCase.runBare(TestCase.java:134) at junit.framework.TestResult$1.protect(TestResult.java:110) at junit.framework.TestResult.runProtected(TestResult.java:128) at junit.framework.TestResult.run(TestResult.java:113) at junit.framework.TestCase.run(TestCase.java:124) at junit.framework.TestSuite.runTest(TestSuite.java:232) at junit.framework.TestSuite.run(TestSuite.java:227) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:81) at org.apache.maven.surefire.junit4.JUnit4TestSet.execute(JUnit4TestSet.java:62) 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:308) at org.apache.maven.surefire.booter.SurefireBooter.main(SurefireBooter.java:879) Caused by: org.jbpm.api.JbpmException: couldn't construct new 'null' with args null at org.jbpm.pvm.internal.util.ReflectUtil.newInstance(ReflectUtil.java:224) at org.jbpm.pvm.internal.util.ReflectUtil.newInstance(ReflectUtil.java:193) at org.jbpm.pvm.internal.wire.descriptor.HibernateConfigurationDescriptor.construct(HibernateConfigurationDescripto r.java:61) at org.jbpm.pvm.internal.wire.WireContext.construct(WireContext.java:473) at org.jbpm.pvm.internal.wire.WireContext.create(WireContext.java:452) at org.jbpm.pvm.internal.wire.WireContext.create(WireContext.java:441) at org.jbpm.pvm.internal.wire.WireContext.get(WireContext.java:421) at org.jbpm.pvm.internal.wire.WireContext.get(WireContext.java:331) at org.jbpm.pvm.internal.wire.WireContext.get(WireContext.java:707) at org.jbpm.pvm.internal.wire.descriptor.HibernateSessionFactoryDescriptor.construct(HibernateSessionFactoryDescrip tor.java:57) at org.jbpm.pvm.internal.wire.WireContext.construct(WireContext.java:473) at org.jbpm.pvm.internal.wire.WireContext.create(WireContext.java:452) at org.jbpm.pvm.internal.wire.WireContext.create(WireContext.java:441) at org.jbpm.pvm.internal.wire.WireContext.get(WireContext.java:421) at org.jbpm.pvm.internal.wire.WireContext.get(WireContext.java:331) at org.jbpm.pvm.internal.wire.WireContext.get(WireContext.java:707) at org.jbpm.pvm.internal.env.BasicEnvironment.get(BasicEnvironment.java:139) at org.jbpm.pvm.internal.env.BasicEnvironment.get(BasicEnvironment.java:130) at org.jbpm.pvm.internal.wire.descriptor.HibernateSessionDescriptor.construct(HibernateSessionDescriptor.java:63) at org.jbpm.pvm.internal.wire.WireContext.construct(WireContext.java:473) at org.jbpm.pvm.internal.wire.WireContext.create(WireContext.java:452) at org.jbpm.pvm.internal.wire.WireContext.create(WireContext.java:441) at org.jbpm.pvm.internal.wire.WireContext.get(WireContext.java:421) at org.jbpm.pvm.internal.wire.WireContext.get(WireContext.java:331) at org.jbpm.pvm.internal.wire.WireContext.get(WireContext.java:707) at org.jbpm.pvm.internal.wire.descriptor.ObjectDescriptor.autoWire(ObjectDescriptor.java:294) at org.jbpm.pvm.internal.wire.descriptor.ObjectDescriptor.initialize(ObjectDescriptor.java:225) View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4260252#... 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