AS5 plugin: The "List All Subscriptions" operation for a Topic fails due to a NullPointerException -------------------------------------------------------------------------------------------------- Key: EMBJOPR-114 URL: https://jira.jboss.org/jira/browse/EMBJOPR-114 Project: Embedded Jopr Issue Type: Bug Components: Web App/Integration Environment: JBoss AS Branch_5_x r86203, embjopr r251 Reporter: Farah Juma Fix For: 1.2 Attachments: ListAllSubscriptions.png Steps to reproduce: Navigate to the "Control" page for a Topic. Click on the "List All Subscriptions" button. The operations history table shows that the operation failed. Click on the "Show/Hide Details" link. The following error message gets displayed, as seen in the attached screenshot: java.lang.NullPointerException at org.rhq.plugins.jbossas5.util.ConversionUtils.instanceOf(ConversionUtils.java:438) at org.rhq.plugins.jbossas5.util.ConversionUtils.convertManagedOperationResults(ConversionUtils.java:427) at org.rhq.plugins.jbossas5.ManagedComponentComponent.invokeOperation(ManagedComponentComponent.java:136) 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.rhq.core.pc.inventory.ResourceContainer$ComponentInvocationThread.call(ResourceContainer.java:449) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:269) at java.util.concurrent.FutureTask.run(FutureTask.java:123) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:650) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:675) at java.lang.Thread.run(Thread.java:595) -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: https://jira.jboss.org/jira/secure/Administrators.jspa - For more information on JIRA, see: http://www.atlassian.com/software/jira