ava.lang.NullPointerException: peer

Oracle Community | 807594 | 1 decade ago
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  1. 0

    add JPanel on top of a JPanel?

    Oracle Community | 1 decade ago | 807594
    ava.lang.NullPointerException: peer
  2. 0

    JSplitPane problems

    Oracle Community | 2 decades ago | 807582
    ava.lang.NullPointerException: peer

    Root Cause Analysis

    1. ava.lang.NullPointerException

      peer

      at sun.awt.windows.WCanvasPeer.create()
    2. Java RT
      WCanvasPeer.<init>
      1. sun.awt.windows.WCanvasPeer.create(Native Method)
      2. sun.awt.windows.WComponentPeer.<init>(WComponentPeer.java:378)
      3. sun.awt.windows.WCanvasPeer.<init>(WCanvasPeer.java:26)
      3 frames