[embjopr-issues] [JBoss JIRA] Created: (EMBJOPR-114) AS5 plugin: The "List All Subscriptions" operation for a Topic fails due to a NullPointerException
AS5 plugin: The "List All Subscriptions" operation for a Topic fails due to a
NullPointerException
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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)
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