java.lang.NullPointerException

GitHub | arjansh | 7 months ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at org.datacleaner.components.group.GrouperTransformer.getOutputDataStreams()
  2. org.datacleaner.components
    GrouperTransformer.getOutputDataStreams
    1. org.datacleaner.components.group.GrouperTransformer.getOutputDataStreams(GrouperTransformer.java:167)
    1 frame
  3. org.datacleaner.job
    AbstractComponentBuilder.getOutputDataStreams
    1. org.datacleaner.job.builder.AbstractComponentBuilder.getOutputDataStreams(AbstractComponentBuilder.java:940)
    1 frame
  4. org.datacleaner.widgets
    JobGraph.refresh
    1. org.datacleaner.widgets.visualization.JobGraphNodeBuilder.addNodes(JobGraphNodeBuilder.java:322)
    2. org.datacleaner.widgets.visualization.JobGraphNodeBuilder.buildGraphInternal(JobGraphNodeBuilder.java:106)
    3. org.datacleaner.widgets.visualization.JobGraphNodeBuilder.buildGraphInternal(JobGraphNodeBuilder.java:86)
    4. org.datacleaner.widgets.visualization.JobGraphNodeBuilder.buildGraph(JobGraphNodeBuilder.java:79)
    5. org.datacleaner.widgets.visualization.JobGraph.refresh(JobGraph.java:148)
    5 frames
  5. org.datacleaner.windows
    AnalysisJobBuilderWindowImpl$WindowTransformerChangeListener.onConfigurationChanged
    1. org.datacleaner.windows.AnalysisJobBuilderWindowImpl$WindowTransformerChangeListener.onConfigurationChanged(AnalysisJobBuilderWindowImpl.java:207)
    2. org.datacleaner.windows.AnalysisJobBuilderWindowImpl$WindowTransformerChangeListener.onConfigurationChanged(AnalysisJobBuilderWindowImpl.java:179)
    2 frames
  6. org.datacleaner.job
    AbstractComponentBuilder.setConfiguredProperty
    1. org.datacleaner.job.builder.TransformerComponentBuilder.onConfigurationChanged(TransformerComponentBuilder.java:295)
    2. org.datacleaner.job.builder.AbstractComponentBuilder.setConfiguredProperty(AbstractComponentBuilder.java:331)
    2 frames
  7. org.datacleaner.widgets
    DCCheckBox.itemStateChanged
    1. org.datacleaner.widgets.properties.MinimalPropertyWidget.fireValueChanged(MinimalPropertyWidget.java:144)
    2. org.datacleaner.widgets.properties.MinimalPropertyWidget.fireValueChanged(MinimalPropertyWidget.java:73)
    3. org.datacleaner.widgets.properties.MultipleInputColumnsPropertyWidget$1.onItemSelected(MultipleInputColumnsPropertyWidget.java:89)
    4. org.datacleaner.widgets.properties.MultipleInputColumnsPropertyWidget$1.onItemSelected(MultipleInputColumnsPropertyWidget.java:83)
    5. org.datacleaner.widgets.DCCheckBox.notifyListeners(DCCheckBox.java:151)
    6. org.datacleaner.widgets.DCCheckBox.notifyListeners(DCCheckBox.java:145)
    7. org.datacleaner.widgets.DCCheckBox.itemStateChanged(DCCheckBox.java:80)
    7 frames
  8. Java RT
    BasicButtonListener.mouseReleased
    1. javax.swing.AbstractButton.fireItemStateChanged(AbstractButton.java:2050)
    2. javax.swing.AbstractButton$Handler.itemStateChanged(AbstractButton.java:2355)
    3. javax.swing.DefaultButtonModel.fireItemStateChanged(DefaultButtonModel.java:455)
    4. javax.swing.JToggleButton$ToggleButtonModel.setSelected(JToggleButton.java:272)
    5. javax.swing.JToggleButton$ToggleButtonModel.setPressed(JToggleButton.java:289)
    6. javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
    6 frames
  9. JGoodies Looks
    ActiveBasicButtonListener.mouseReleased
    1. com.jgoodies.looks.plastic.ActiveBasicButtonListener.mouseReleased(ActiveBasicButtonListener.java:69)
    1 frame
  10. Java RT
    EventDispatchThread.run
    1. java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:289)
    2. java.awt.Component.processMouseEvent(Component.java:6533)
    3. javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
    4. java.awt.Component.processEvent(Component.java:6298)
    5. java.awt.Container.processEvent(Container.java:2236)
    6. java.awt.Component.dispatchEventImpl(Component.java:4889)
    7. java.awt.Container.dispatchEventImpl(Container.java:2294)
    8. java.awt.Component.dispatchEvent(Component.java:4711)
    9. java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4888)
    10. java.awt.LightweightDispatcher.processMouseEvent(Container.java:4525)
    11. java.awt.LightweightDispatcher.dispatchEvent(Container.java:4466)
    12. java.awt.Container.dispatchEventImpl(Container.java:2280)
    13. java.awt.Window.dispatchEventImpl(Window.java:2746)
    14. java.awt.Component.dispatchEvent(Component.java:4711)
    15. java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
    16. java.awt.EventQueue.access$500(EventQueue.java:97)
    17. java.awt.EventQueue$3.run(EventQueue.java:709)
    18. java.awt.EventQueue$3.run(EventQueue.java:703)
    19. java.security.AccessController.doPrivileged(Native Method)
    20. java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
    21. java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
    22. java.awt.EventQueue$4.run(EventQueue.java:731)
    23. java.awt.EventQueue$4.run(EventQueue.java:729)
    24. java.security.AccessController.doPrivileged(Native Method)
    25. java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
    26. java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
    27. java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
    28. java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
    29. java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
    30. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
    31. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
    32. java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
    32 frames