java.lang.NullPointerException

There are no available Samebug tips for this exception. Do you have an idea how to solve this issue? A short tip would help users who saw this issue last week.

  • Where to place constructor?
    via by ronald chu,
  • JTabbedPane with JInternalFrame in java
    via Stack Overflow by Manoj Gupta
    ,
  • nullpointerexception error in java gui
    via Stack Overflow by Nabil Helling
    ,
  • Radio Buttons won't display properly
    via Stack Overflow by user2877117
    ,
  • Null pointer exception Radiobuttons
    via by Harshit R Shah,
  • Lottery GUI
    via by A Jackson,
    • java.lang.NullPointerException at java.awt.Container.addImpl(Container.java:1090) at java.awt.Container.add(Container.java:410) at DiceRollGUI$RollButton.<init>(DiceRollGUI.java:45) at DiceRollGUI.main(DiceRollGUI.java:27)

    Users with the same issue

    poroszd
    poroszd1 times, last one,
    Unknown visitor1 times, last one,
    tyson925
    tyson9251 times, last one,
    Unknown visitor1 times, last one,