#934 [HHQ-1785] NPE monitoring NTP on AIX

[Hyperic Team]

http://jira.hyperic.com/browse/HHQ-1785
The following error is logged in the agent.log when trying to monitor NTP on AIX 5.2:

2008-03-07 08:05:31,766 ERROR [CommandDispatcher] Error while processing request


java.lang.NullPointerException


        at java.lang.Runtime.exec(Runtime.java:584)


        at java.lang.Runtime.exec(Runtime.java:524)


        at java.lang.Runtime.exec(Runtime.java:490)


        at org.hyperic.hq.plugin.ntp.NTPMeasurementPlugin.getProcInfo(NTPMeasurementPlugin.java:79)


        at org.hyperic.hq.plugin.ntp.NTPMeasurementPlugin.getValue(NTPMeasurementPlugin.java:167)


        at org.hyperic.hq.product.MeasurementPluginManager.getPluginValue(MeasurementPluginManager.java(Compiled Code))


        at org.hyperic.hq.product.MeasurementPluginManager.getValue(MeasurementPluginManager.java(Compiled Code))


        at org.hyperic.hq.product.MeasurementPluginManager.getValue(MeasurementPluginManager.java:130)


        at org.hyperic.hq.product.MeasurementPluginManager.getValue(MeasurementPluginManager.java:122)


        at org.hyperic.hq.measurement.agent.server.MeasurementCommandsServer.getMeasurements(MeasurementCommandsServer.java:289)


        at org.hyperic.hq.measurement.agent.server.MeasurementCommandsServer.dispatchCommand(MeasurementCommandsServer.java:467)


        at org.hyperic.hq.agent.server.CommandDispatcher.processRequest(CommandDispatcher.java:112)


        at org.hyperic.hq.agent.server.CommandListener.listenLoop(CommandListener.java:203)


        at org.hyperic.hq.agent.server.AgentDaemon.start(AgentDaemon.java:680)


        at org.hyperic.hq.agent.server.AgentDaemon$RunnableAgent.run(AgentDaemon.java:744)


        at org.hyperic.hq.agent.server.AgentDaemon.main(AgentDaemon.java:762)