java.lang.NullPointerException

Coderanch | Vishwa Kumba | 1 decade 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.

Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at com.javaranch.jspbeans.scwcd.QuizBean.execute()
  2. com.javaranch.jspbeans
    QuizBean.execute
    1. com.javaranch.jspbeans.scwcd.QuizBean.execute(QuizBean.java:216)
    1 frame
  3. Unknown
    __jspPage18_carl_scwcd_scwcd_mock_jsp._jspService
    1. __jspPage18_carl_scwcd_scwcd_mock_jsp._jspService(__jspPage18_carl_scwcd_scwcd_mock_jsp.java:92)
    1 frame
  4. com.orionserver.http
    OrionHttpJspPage.service
    1. com.orionserver.http.OrionHttpJspPage.service(.:56)
    1 frame
  5. com.evermind
    _cp._vhc
    1. com.evermind._cp._vhc(.:5639)
    1 frame
  6. com.evermind.server
    JSPServlet.service
    1. com.evermind.server.http.JSPServlet.service(.:31)
    1 frame
  7. com.evermind
    _bt.run
    1. com.evermind._deb._lnc(.:514)
    2. com.evermind._deb._wmb(.:170)
    3. com.evermind._co._wbb(.:581)
    4. com.evermind._co._fs(.:189)
    5. com.evermind._bt.run(.:62)
    5 frames