java.lang.NullPointerException

Coderanch | S. Shree | 9 years ago
  1. 0

    cannot play MIDI file

    Coderanch | 9 years ago | S. Shree
    java.lang.NullPointerException
  2. 0

    Unable to read input from jar

    Stack Overflow | 6 years ago | Proyb2
    java.lang.NullPointerException
  3. 0

    background music in java not working

    Stack Overflow | 2 years ago
    java.lang.NullPointerException
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  5. 0
    Assign onCickListener to imageView in ExpandableListView inside getChildView.
  6. 0
    The Fragment was destroyed, and getActivity() returned null. Don't destroy the Fragment.

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.sun.media.sound.StandardMidiFileReader.getSequence()
    2. Java RT
      MidiSystem.getSequence
      1. com.sun.media.sound.StandardMidiFileReader.getSequence(StandardMidiFileReader.java:209)
      2. javax.sound.midi.MidiSystem.getSequence(MidiSystem.java:802)
      2 frames