java.lang.NullPointerException

Coderanch | Ryan O'Neill | 2 years ago
tip
Click on the to mark the solution that helps you, Samebug will learn from it.
As a community member, you’ll be rewarded for you help.
  1. 0

    GUI Phone Number Validation

    Coderanch | 2 years ago | Ryan O'Neill
    java.lang.NullPointerException
  2. 0

    GUI Phone Number Validation

    Coderanch | 2 years ago | Ryan O'Neill
    java.lang.NullPointerException
  3. Speed up your debug routine!

    Automated exception search integrated into your IDE

  4. 0

    Unbalanced parens cause NullPointerException

    GitHub | 4 years ago | yayitswei
    java.lang.NullPointerException
  5. 0

    NullPointerException

    GitHub | 5 years ago | fordfrog
    java.lang.NullPointerException

  1. rp 5 times, last 1 week ago
  2. Dunmer 1 times, last 3 weeks ago
  3. olle.hallin 3 times, last 1 month ago
  4. Alireza Mohamadi 1 times, last 4 months ago
  5. tyson925 4 times, last 7 months ago
8 more registered users
9 unregistered visitors
Not finding the right solution?
Take a tour to get the most out of Samebug.

Tired of useless tips?

Automated exception search integrated into your IDE

Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at java.util.regex.Matcher.getTextLength()
  2. Java RT
    Pattern.matcher
    1. java.util.regex.Matcher.getTextLength(Matcher.java:1234)
    2. java.util.regex.Matcher.getTextLength(Matcher.java:1234)
    3. java.util.regex.Matcher.reset(Matcher.java:308)
    4. java.util.regex.Matcher.<init>(Matcher.java:228)
    5. java.util.regex.Pattern.matcher(Pattern.java:1088)
    5 frames
  3. pa4
    pa4View$AllWidgetsListener.actionPerformed
    1. pa4.pa4Delegate.validateMobileNumber(pa4Delegate.java:84)
    2. pa4.pa4View$AllWidgetsListener.actionPerformed(pa4View.java:140)
    2 frames
  4. Java RT
    EventDispatchThread.run
    1. javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018)
    2. javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341)
    3. javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
    4. javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
    5. javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
    6. java.awt.Component.processMouseEvent(Component.java:6516)
    7. javax.swing.JComponent.processMouseEvent(JComponent.java:3320)
    8. java.awt.Component.processEvent(Component.java:6281)
    9. java.awt.Container.processEvent(Container.java:2229)
    10. java.awt.Component.dispatchEventImpl(Component.java:4872)
    11. java.awt.Container.dispatchEventImpl(Container.java:2287)
    12. java.awt.Component.dispatchEvent(Component.java:4698)
    13. java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4832)
    14. java.awt.LightweightDispatcher.processMouseEvent(Container.java:4492)
    15. java.awt.LightweightDispatcher.dispatchEvent(Container.java:4422)
    16. java.awt.Container.dispatchEventImpl(Container.java:2273)
    17. java.awt.Window.dispatchEventImpl(Window.java:2719)
    18. java.awt.Component.dispatchEvent(Component.java:4698)
    19. java.awt.EventQueue.dispatchEventImpl(EventQueue.java:735)
    20. java.awt.EventQueue.access$200(EventQueue.java:103)
    21. java.awt.EventQueue$3.run(EventQueue.java:694)
    22. java.awt.EventQueue$3.run(EventQueue.java:692)
    23. java.security.AccessController.doPrivileged(Native Method)
    24. java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
    25. java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)
    26. java.awt.EventQueue$4.run(EventQueue.java:708)
    27. java.awt.EventQueue$4.run(EventQueue.java:706)
    28. java.security.AccessController.doPrivileged(Native Method)
    29. java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
    30. java.awt.EventQueue.dispatchEvent(EventQueue.java:705)
    31. java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
    32. java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
    33. java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
    34. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)
    35. java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
    36. java.awt.EventDispatchThread.run(EventDispatchThread.java:91)
    36 frames