error with mock exam on javaranch

[Jason Hocker]

java.lang.ArrayIndexOutOfBoundsException: 0 >= 0
at java.util.Vector.elementAt(Vector.java:431)
at com.javaranch.jspbeans.scwcd.QuizBean.execute(QuizBean.java:210)
at __jspPage18_carl_scwcd_scwcd_mock_jsp._jspService(__jspPage18_carl_scwcd_scwcd_mock_jsp.java:92)
at com.orionserver.http.OrionHttpJspPage.service(.:56)
at com.evermind._cp._vhc(.:5639)
at com.evermind.server.http.JSPServlet.service(.:31)
at com.evermind._deb._lnc(.:514)
at com.evermind._deb._wmb(.:170)
at com.evermind._co._wbb(.:581)
at com.evermind._co._fs(.:189)
at com.evermind._bt.run(.:62)

[Michael Ernest]

This is really a site-specific question, so I'm moving it to the JavaRanch forum.

[Jim Yingst]

There was a problem with the database which serves up questions; it was restarted a couple days ago; should be fine now. Let us know if you see this error again though.