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com.springsource.kernel.serviceability.Assert$FatalAssertionException: Argument [2] cannot be null	at com.springsource.kernel.serviceability.Assert.notNull(Assert.java:132)	at com.springsource.kernel.serviceability.enforcement.NonNullAssertionEnforcer.ajc$before$com_springsource_kernel_serviceability_enforcement_NonNullAssertionEnforcer$2$ea5bfc82(NonNullAssertionEnforcer.aj:67)	at com.springsource.kernel.install.artifact.ArtifactIdentity.(ArtifactIdentity.java:56)	at com.springsource.kernel.install.artifact.internal.bundle.StandardBundleInstallArtifact.isNameAndVersionUnchanged(StandardBundleInstallArtifact.java:406)	at com.springsource.kernel.install.artifact.internal.bundle.StandardBundleInstallArtifact.doRefresh(StandardBundleInstallArtifact.java:353)	at com.springsource.kernel.install.artifact.internal.AbstractInstallArtifact.refresh(AbstractInstallArtifact.java:376)	at com.springsource.kernel.model.internal.deployer.DeployerArtifact.refresh(DeployerArtifact.java:112)	at com.springsource.kernel.model.management.internal.DelegatingManageableArtifact.refresh(DelegatingManageableArtifact.java:95)	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:597)	at com.sun.jmx.mbeanserver.ConvertingMethod.invokeWithOpenReturn(ConvertingMethod.java:167)	at com.sun.jmx.mbeanserver.MXBeanIntrospector.invokeM2(MXBeanIntrospector.java:96)	at com.sun.jmx.mbeanserver.MXBeanIntrospector.invokeM2(MXBeanIntrospector.java:33)	at com.sun.jmx.mbeanserver.MBeanIntrospector.invokeM(MBeanIntrospector.java:208)	at com.sun.jmx.mbeanserver.PerInterface.invoke(PerInterface.java:120)	at com.sun.jmx.mbeanserver.MBeanSupport.invoke(MBeanSupport.java:262)	at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:836)	at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:761)	at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1426)	at javax.management.remote.rmi.RMIConnectionImpl.access$200(RMIConnectionImpl.java:72)	at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1264)	at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1359)	at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:788)	at sun.reflect.GeneratedMethodAccessor75.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:305)	at sun.rmi.transport.Transport$1.run(Transport.java:159)	at java.security.AccessController.doPrivileged(Native Method)	at sun.rmi.transport.Transport.serviceCall(Transport.java:155)	at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:535)	at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:790)	at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:649)	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)	at java.lang.Thread.run(Thread.java:637)