java.lang.NullPointerException

Google Groups | Vikram | 7 years ago
tip
Your exception is missing from the Samebug knowledge base.
Here are the best solutions we found on the Internet.
Click on the to mark the helpful solution and get rewards for you help.
  1. 0

    structure233 front-end problem

    Google Groups | 7 years ago | Vikram
    java.lang.NullPointerException
  2. 0

    Making Java version of Notepad and I have a problem

    Stack Overflow | 7 years ago | Tr.
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at javax.swing.text.WrappedPlainView$WrappedLine.update()
    2. Java RT
      JTextArea.append
      1. javax.swing.text.WrappedPlainView$WrappedLine.update(Unknown Source)
      2. javax.swing.text.WrappedPlainView$WrappedLine.insertUpdate(Unknown Source)
      3. javax.swing.text.WrappedPlainView.insertUpdate(UnknownSource)
      4. javax.swing.plaf.basic.BasicTextUI$RootView.insertUpdate(Unknown Source)
      5. javax.swing.plaf.basic.BasicTextUI$UpdateHandler.insertUpdate(Unknown Source)
      6. javax.swing.text.AbstractDocument.fireInsertUpdate(UnknownSource)
      7. javax.swing.text.AbstractDocument.handleInsertString(Unknown Source)
      8. javax.swing.text.AbstractDocument.insertString(UnknownSource)
      9. javax.swing.text.PlainDocument.insertString(Unknown Source)
      10. javax.swing.JTextArea.append(Unknown Source)
      10 frames
    3. Controller
      JobManager.run
      1. Controller.JobManager.run(Unknown Source)
      1 frame