Design Studio Device/Desktop Automation step workflow editor crashes
Issue
If the customer gets a stack trace in Design Studio when opening a device automation step workflow:
Stack trace:
java.lang.NullPointerException
at com.kapowtech.connector.platform.studio.editor.robot2.worldview.WorldPresenter.lambda$updateApplicationIcon$466(WorldPresenter.java:615)
at com.kapowtech.connector.platform.studio.ide.project.BackgroundWorker.done(BackgroundWorker.java:48)
at javax.swing.SwingWorker$5.run(SwingWorker.java:737)
at javax.swing.SwingWorker$DoSubmitAccumulativeRunnable.run(SwingWorker.java:832)
at sun.swing.AccumulativeRunnable.run(AccumulativeRunnable.java:112)
at javax.swing.SwingWorker$DoSubmitAccumulativeRunnable.actionPerformed(SwingWorker.java:842)
at javax.swing.Timer.fireActionPerformed(Timer.java:313)
at javax.swing.Timer$DoPostEvent.run(Timer.java:245)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:109)
at java.awt.WaitDispatchSupport$2.run(WaitDispatchSupport.java:190)
at java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:235)
at java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:233)
at java.security.AccessController.doPrivileged(Native Method)
at java.awt.WaitDispatchSupport.enter(WaitDispatchSupport.java:233)
at java.awt.Dialog.show(Dialog.java:1084)
at kapow.util.gui.JOkAndCancelButtonDialog.show(JOkAndCancelButtonDialog.java:257)
at java.awt.Component.show(Component.java:1671)
at java.awt.Component.setVisible(Component.java:1623)
at java.awt.Window.setVisible(Window.java:1014)
at java.awt.Dialog.setVisible(Dialog.java:1005)
at kapow.util.gui.JOkAndCancelButtonDialog.setVisible(JOkAndCancelButtonDialog.java:276)
at com.jidesoft.docking.DefaultDockingManager.showInitial(Unknown Source)
at com.jidesoft.docking.DefaultDockingManager.t(Unknown Source)
at com.jidesoft.docking.DefaultDockingManager.h(Unknown Source)
at com.jidesoft.docking.DefaultDockingManager.resetToDefault(Unknown Source)
at com.jidesoft.swing.AbstractLayoutPersistence.setLayoutRawData(Unknown Source)
at kapow.framework.bean.propertyeditor.BeanEditorDialogCustomEditor.showDialog(BeanEditorDialogCustomEditor.java:147)
at kapow.framework.bean.propertyeditor.BeanEditorDialogCustomEditor.lambda$new$1398(BeanEditorDialogCustomEditor.java:86)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348)
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
at java.awt.Component.processMouseEvent(Component.java:6533)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
at java.awt.Component.processEvent(Component.java:6298)
at java.awt.Container.processEvent(Container.java:2237)
at java.awt.Component.dispatchEventImpl(Component.java:4889)
at java.awt.Container.dispatchEventImpl(Container.java:2295)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4889)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4526)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4467)
at java.awt.Container.dispatchEventImpl(Container.java:2281)
at java.awt.Window.dispatchEventImpl(Window.java:2746)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:760)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:90)
at java.awt.EventQueue$4.run(EventQueue.java:733)
at java.awt.EventQueue$4.run(EventQueue.java:731)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:730)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
and the DAS log contains this:
2019-04-02 09:40:26,819 [0x1270] ERROR com.kapowhub.drivers.automationnative win32automation.cc:1389 Getting screenshot; retrieving bitmap failed with error 5
2019-04-02 09:40:26,820 [0x1270] ERROR com.kapowhub.drivers.automationnative application.cc:117 GetScreenShot(): GetClippedScreenShotOfWindow() returned null
2019-04-02 09:40:26,810 [12] DEBUG DAS - Execution error: Error: Screenshot is null
Solution
t is a streaming error that can be fixed by modifying a javascript file for 10.4:
in C:\Program Files (x86)\Kofax RPA DesktopAutomation 10.4.0.0 183 x32\DesktopAutomationService\node_modules\server\Stream.js
for 10.3:
in C:\Program Files (x86)\Kofax RPA DeviceAutomation 10.4.0.0 183 x32\DesktopAutomationService\node_modules\server\Stream.js
replace line 63 with below:
let image; try { image = application.getImage(); } catch (err) { console.log('Error: Unable to extract image of ' + application.id + ': ' + err); } if (image !== undefined) { server.sendMessage(imageMessage(application.driver, application.id, image)); }
This is applicable for 10.3.2.0-2 and 10.4.0.0.
Level of Complexity
Moderate
Applies to
Product | Version | Build | Environment | Hardware |
---|---|---|---|---|
Kofax RPA |
10.3 10.4 |
References
Add any references to other internal or external articles
Article # 3035867