java.lang.NullPointerException: This exception has no message.

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at com.jivesoftware.idlelinux.CheckIdle.setAvailableIfActive(
at com.jivesoftware.idlelinux.CheckIdle.access$200(
at com.jivesoftware.idlelinux.CheckIdle$
at java.util.TimerThread.mainLoop(

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