Receiving a Null Pointer Exception when running in ITR
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Receiving a Null Pointer Exception when running in ITR

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Article ID: 4751

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Updated On:

Products

CA Application Test CA Continuous Application Insight (PathFinder)

Issue/Introduction

When using ITR "Automatically execute test" option, the execution is stopped and an Error Message window is displayed. The detailed message is below: 

java.lang.NullPointerException 
at com.itko.lisa.web.jxbrowser.JxBrowser.<init>(JxBrowser.java:103) 
at com.itko.lisa.web.jxbrowser.JxBrowserUtils.getViewerBrowserWrapper(JxBrowserUtils.java:195) 
at com.itko.lisa.web.ViewHTMLResults.renderWebView(ViewHTMLResults.java:500) 
at com.itko.lisa.web.ViewHTMLResults.cleanUpViewFromITRTabSwitch(ViewHTMLResults.java:847) 
at com.itko.lisa.gui.ViewResultMasterPanel.cleanUpViewFromITRTabSwitch(ViewResultMasterPanel.java:574) 
at com.itko.lisa.editor.WalkThruPanel$4.valueChanged(WalkThruPanel.java:258) 
at javax.swing.JList.fireSelectionValueChanged(Unknown Source) 
at javax.swing.JList$ListSelectionHandler.valueChanged(Unknown Source) 
at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source) 
at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source) 
at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source) 
at javax.swing.DefaultListSelectionModel.changeSelection(Unknown Source) 
at javax.swing.DefaultListSelectionModel.changeSelection(Unknown Source) 
at javax.swing.DefaultListSelectionModel.removeSelectionIntervalImpl(Unknown Source) 
at javax.swing.DefaultListSelectionModel.clearSelection(Unknown Source) 
at javax.swing.JList.clearSelection(Unknown Source) 
at javax.swing.JList.setModel(Unknown Source) 
at javax.swing.JList.setListData(Unknown Source) 
at com.itko.lisa.editor.NodeListPanel.updateList(WalkThruPanel.java:1665) 
at com.itko.lisa.editor.WalkThruPanel.executeNextNode(WalkThruPanel.java:984) 
at com.itko.lisa.editor.WalkThruPanel$11.pulse(WalkThruPanel.java:1001) 
at com.itko.util.Pulse$3$1.run(Pulse.java:337) 
at java.awt.event.InvocationEvent.dispatch(Unknown Source) 
at java.awt.EventQueue.dispatchEventImpl(Unknown Source) 
at java.awt.EventQueue.access$500(Unknown Source) 
at java.awt.EventQueue$3.run(Unknown Source) 
at java.awt.EventQueue$3.run(Unknown Source) 
at java.security.AccessController.doPrivileged(Native Method) 
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source) 
at java.awt.EventQueue.dispatchEvent(Unknown Source) 
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source) 
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source) 
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source) 
at java.awt.EventDispatchThread.pumpEvents(Unknown Source) 
at java.awt.EventDispatchThread.pumpEvents(Unknown Source) 
at java.awt.EventDispatchThread.run(Unknown Source)

Environment

All supported DevTest versions

Cause

This error is caused by the internal jxbrowser conflicting with user's environment

Resolution

Disable the browser component in the ITR.

Set lisa.internal.browser.on=false in local.properties file

note: some functionality will be missing like the rendering of html results in the ITR 

Additional Information

None

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