Description of problem:
There is deployed a Web Application on JBossAS EAP5.1.2. When i try to start it right after i stopped it, this operations fails with 'jmx-console.war is already started' error message. After a few tries, start operation succeed (see attached screenshot). 

Version-Release number of selected component (if applicable):
Version: 4.4.0-SNAPSHOT
Build Number: ca5eecb

How reproducible:
50%

Steps to Reproduce:
1. import JBossAS EAP5.1.2 to your inventory
2. go to inventory>servers>jBossAS>applications>web application
3. stop jmx-console.war
4. start jmx-console.war
  
Actual results:
java.lang.Exception: jmx-console.war is already started.
	at org.rhq.core.pc.operation.OperationInvocation.run(OperationInvocation.java:278)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
	at java.lang.Thread.run(Thread.java:679)

Expected results:
jmx-console.war is started

Additional info:
see attached screenshot, all failed operations ended with the same exception shown above