java.lang.NullPointerException

Coderanch | tajinder pal singh | 2 years ago
  1. 0

    Android: Saving Map State in Google map

    Stack Overflow | 11 months ago | Junie Negentien
    java.lang.RuntimeException: Unable to resume activity {com.ourThesis.junieNegentien2015/com.ourThesis.junieNegentien2015.MainActivity}: java.lang.NullPointerException
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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at game.uno.model.UNODeckMain.notifyObservers()
    2. game.uno.model
      UNODeckMain.setThisUnoDeckMain
      1. game.uno.model.UNODeckMain.notifyObservers(UNODeckMain.java:59)
      2. game.uno.model.UNODeckMain.setThisUnoDeckMain(UNODeckMain.java:38)
      2 frames
    3. game.uno.controller
      UNOGameController.playGame
      1. game.uno.controller.UNOGameController.playGame(UNOGameController.java:88)
      1 frame
    4. game.uno.swings
      UnoGui$3.actionPerformed
      1. game.uno.swings.UnoGui$3.actionPerformed(UnoGui.java:144)
      1 frame
    5. Java RT
      Component.processMouseEvent
      1. javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
      2. javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
      3. javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
      4. javax.swing.DefaultButtonModel.setPressed(Unknown Source)
      5. javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source)
      6. java.awt.Component.processMouseEvent(Unknown Source)
      6 frames