java.lang.IllegalArgumentException: input == null!

Coderanch | George Ren | 1 decade ago
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Root Cause Analysis

  1. java.lang.IllegalArgumentException

    input == null!

    at javax.imageio.ImageIO.read()
  2. Java RT
    ImageIO.read
    1. javax.imageio.ImageIO.read(ImageIO.java:1338)
    1 frame
  3. gui
    ElecCtrl.main
    1. gui.PointPanel.loadImage(MainFrame.java:222)
    2. gui.PointPanel.<init>(MainFrame.java:161)
    3. gui.MainFrame.jbInit(MainFrame.java:64)
    4. gui.MainFrame.<init>(MainFrame.java:51)
    5. gui.ElecCtrl.<init>(ElecCtrl.java:20)
    6. gui.ElecCtrl.main(ElecCtrl.java:50)
    6 frames