java.lang.IllegalArgumentException: Component must be non-null

Coderanch | adeeb alexander | 9 years ago
  1. 0

    NullPointerException

    Coderanch | 9 years ago | adeeb alexander
    java.lang.IllegalArgumentException: Component must be non-null
  2. 0

    Can't Get ScrollBar to Show

    Coderanch | 5 years ago | Ted Newholm
    java.lang.IllegalArgumentException: Component must be non-null
  3. 0

    Component must be not null - Java SWING

    Stack Overflow | 4 years ago | maximus
    java.lang.IllegalArgumentException: Component must be non-null
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  5. 0

    InvalidClassException and serialization issues

    Stack Overflow | 2 years ago | user3764392
    java.lang.IllegalArgumentException: Component must be non-null at javax.swing.GroupLayout$ComponentSpring.<init>(GroupLayout.java:2953) at javax.swing.GroupLayout$ComponentSpring.<init>(GroupLayout.java:2933)
  6. 0

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    GitHub | 2 years ago | winduptoy
    java.lang.IllegalArgumentException: Component must be non-null

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    Root Cause Analysis

    1. java.lang.IllegalArgumentException

      Component must be non-null

      at javax.swing.GroupLayout$ComponentSpring.<init>()
    2. Java RT
      GroupLayout$ParallelGroup.addComponent
      1. javax.swing.GroupLayout$ComponentSpring.<init>(GroupLayout.java:2878)
      2. javax.swing.GroupLayout$ComponentSpring.<init>(GroupLayout.java:2858)
      3. javax.swing.GroupLayout$Group.addComponent(GroupLayout.java:1490)
      4. javax.swing.GroupLayout$ParallelGroup.addComponent(GroupLayout.java:2414)
      5. javax.swing.GroupLayout$ParallelGroup.addComponent(GroupLayout.java:2384)
      6. javax.swing.GroupLayout$Group.addComponent(GroupLayout.java:1471)
      7. javax.swing.GroupLayout$ParallelGroup.addComponent(GroupLayout.java:2406)
      7 frames
    3. Unknown
      library.main
      1. library.<init>(library.java:269)
      2. library.main(library.java:515)
      2 frames