Java.lang.NullPointerException In "AWT-EventQueue-2" ForegroundBar.java

(Doc ID 2228407.1)

Last updated on JANUARY 30, 2017

Applies to:

Oracle Common Applications - Version 12.2.5 and later
Information in this document applies to any platform.

Symptoms

On : 12.2.5 version, Dispatch Center

Client have users who have their session blocked after a while when they navigate between different screens: dispatch center ( gantt) , universal work queue, Services Requets.
the following error occurs.

ERROR
-----------------------
Exception in thread "AWT-EventQueue-2" java.lang.NullPointerException
at oracle.apps.jtf.schedulingChart.client.javaui.rightPane.ForegroundBar.processHeaderMouseMotionEvent(ForegroundBar.java:194)
at oracle.apps.fnd.gantt.timeCanvas.timeBrowser.TimeBrowserHeader.handleMouseMotionEvent(Unknown Source)
at oracle.apps.fnd.gantt.timeCanvas.timeBrowser.TimeBrowserNormalEventDispatcher.dispatchMouseEvent(Unknown Source)
at oracle.apps.fnd.gantt.timeCanvas.timeBrowser.TimeBrowserNormalEventDispatcher.processMouseEvent(Unknown Source)
at oracle.apps.fnd.gantt.timeCanvas.timeBrowser.TimeBrowserContext.processMouseMotionEvent(Unknown Source)
at oracle.apps.fnd.gantt.timeCanvas.timeBrowser.TimeBrowser.processMouseMotionEvent(Unknown Source)
at java.awt.Component.processEvent(Unknown Source)
at java.awt.Container.processEvent(Unknown Source)
at oracle.ewt.lwAWT.LWComponent.processEventImpl(Unknown Source)
at oracle.ewt.lwAWT.LWComponent.redispatchEvent(Unknown Source)
at oracle.ewt.event.tracking.GlassMouseGrabProvider$Disp._redispatchEvent(Unknown Source)
at oracle.ewt.event.tracking.GlassMouseGrabProvider$Disp.mouseMoved(Unknown Source)
at java.awt.Component.processMouseMotionEvent(Unknown Source)
at java.awt.Component.processEvent(Unknown Source)
at java.awt.Container.processEvent(Unknown Source)
at oracle.ewt.lwAWT.LWComponent.processEventImpl(Unknown Source)
at oracle.ewt.event.tracking.GlassMouseGrabProvider$Proxy.processEventImpl(Unknown Source)
at oracle.ewt.lwAWT.LWComponent.redispatchEvent(Unknown Source)
at oracle.ewt.lwAWT.LWComponent.processEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)





Changes

 

Cause

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