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tankangliang / pe

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NullPointerException when clicking tasks #3

Open tankangliang opened 3 years ago

tankangliang commented 3 years ago

Received the following error in console when tasks are clicked.

Exception in thread "JavaFX Application Thread" java.lang.NullPointerException
        at com.sun.javafx.scene.control.behavior.ListViewBehavior.mousePressed(ListViewBehavior.java:358)
        at com.sun.javafx.scene.control.inputmap.InputMap.handle(InputMap.java:274)
        at com.sun.javafx.event.CompositeEventHandler$NormalEventHandlerRecord.handleBubblingEvent(CompositeEventHandler.java:218)
        at com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:80)
        at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:238)
        at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191)
        at com.sun.javafx.event.CompositeEventDispatcher.dispatchBubblingEvent(CompositeEventDispatcher.java:59)
        at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58)
        at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
        at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
        at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
        at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
        at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
        at com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74)
        at com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:54)
        at javafx.event.Event.fireEvent(Event.java:198)
        at javafx.scene.Scene$MouseHandler.process(Scene.java:3851)
        at javafx.scene.Scene$MouseHandler.access$1200(Scene.java:3579)
        at javafx.scene.Scene.processMouseEvent(Scene.java:1849)
        at javafx.scene.Scene$ScenePeerListener.mouseEvent(Scene.java:2588)
        at com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:397)
        at com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:295)
        at java.base/java.security.AccessController.doPrivileged(Native Method)
        at com.sun.javafx.tk.quantum.GlassViewEventHandler.lambda$handleMouseEvent$2(GlassViewEventHandler.java:434)
        at com.sun.javafx.tk.quantum.QuantumToolkit.runWithoutRenderLock(QuantumToolkit.java:390)
        at com.sun.javafx.tk.quantum.GlassViewEventHandler.handleMouseEvent(GlassViewEventHandler.java:433)
        at com.sun.glass.ui.View.handleMouseEvent(View.java:556)
        at com.sun.glass.ui.View.notifyMouse(View.java:942)
        at com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
        at com.sun.glass.ui.win.WinApplication.lambda$runLoop$3(WinApplication.java:174)
        at java.base/java.lang.Thread.run(Thread.java:834)

Steps to reproduce:

  1. Go to "SCHEDULE"
  2. Click on the task as shown in screenshow below

image.png

The following error appears in logs

image.png

nus-pe-bot commented 3 years ago

Team's Response

Thanks for the report. We changed the severity to VeryLow because it does not affect the user experience of the app and only shows on the command line.

Items for the Tester to Verify

:question: Issue severity

Team chose [severity.VeryLow] Originally [severity.Medium]

Reason for disagreement: [replace this with your explanation]