Description of problem:
Unable to start/restart RHQ Server via "Schedules-->Operations". Able to stop RHQ server successfully.

Version-Release number of selected component (if applicable):
JBoss Operations Network
Version: 3.1.2.ER2
Build Number: 504cef5:b78316e
GWT Version: 2.5.0
SmartGWT Version: 3.0

How reproducible:
100%

Steps to Reproduce:
1. Install 2 JON servers and 2 agents. (Host-A and Host-B)
2. Register Host-A agent on Host-B server and register Host-B agent on Host-A server.
3. Now we can control Host-A resources from Host-B server and vice-versa
4. Do restart/start Host-A JON server from Host-B server GUI. Location: "Inventory-->Servers-->RHQ Server-->Operation--> Schedules-->New-->Operation-->Restart/Start".
5. After initiated this operation JON server is not starting, can see some process as follows,
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hudson   30345  2932  0 18:10 ?        00:00:00 /bin/sh /home/hudson/jon-server-3.1.2.ER2/jbossas/bin/run.sh -c default -b 0.0.0.0
hudson   30369 30345 42 18:10 ?        00:00:23 /usr/lib/jvm/java-1.7.0-openjdk-1.7.0.3/jre/bin/java -Dprogram.name=run.sh -Xms128M -Xmx512M -XX:MaxPermSize=256M -Dsun.rmi.dgc.client.gcInterval=3600000 -Dsun.rmi.dgc.server.gcInterval=3600000 -Djava.net.preferIPv4Stack=true -Djava.endorsed.dirs=/home/hudson/jon-server-3.1.2.ER2/jbossas/lib/endorsed -classpath /home/hudson/jon-server-3.1.2.ER2/jbossas/bin/run.jar org.jboss.Main -c default -b 0.0.0.0
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Actual results:
Unable to start/restart the JON server.

Expected results:
Should able to restart/start JON server.