NullPointerException when trying to add a new repository

When trying to add a new CVS repository to an otherwise emtpy project I get:

1. Form Errors: Error occurred while updating the cvs repository, obtaining cvs log or parsing the cvs log. Please consult the log file for more details.

In catalina.out(log4j level set to DEBUG):

2004-09-03 09:01:21,364 DEBUG [web.util.component.PicoJavaActionFactory] Configu
ring class using PicoJavaActionFactory com.atlassian.jira.web.action.admin.vcs.A
ddRepository
2004-09-03 09:01:23,147 INFO [jira.vcs.cvsimpl.CvsRepositoryUtilImpl] Starting c
vs update.
2004-09-03 09:01:23,480 INFO [jira.vcs.cvsimpl.CvsRepositoryUtilImpl] Finished c
vs update.
2004-09-03 09:01:23,480 INFO [jira.vcs.cvsimpl.CvsRepositoryUtilImpl] Starting l
og
2004-09-03 09:01:25,070 ERROR [action.admin.vcs.AddRepository] Error occurred wh
ile updating the cvs repository, obtaining cvs log or parsing the cvs log.
java.lang.NullPointerException
at org.netbeans.lib.cvsclient.command.BasicCommand.getFileEndingWith(Bas
icCommand.java:150)
at org.netbeans.lib.cvsclient.command.log.LogBuilder.createFile(LogBuild
er.java:295)
at org.netbeans.lib.cvsclient.command.log.LogBuilder.processWorkingFile(
LogBuilder.java:221)
at org.netbeans.lib.cvsclient.command.log.LogBuilder.parseLine(LogBuilde
r.java:157)
at com.atlassian.jira.vcs.cvsimpl.CvsRepositoryUtilImpl$1.parseLine(CvsR
epositoryUtilImpl.java:92)
at org.netbeans.lib.cvsclient.command.BuildableCommand.messageSent(Build
ableCommand.java:94)
at org.netbeans.lib.cvsclient.event.MessageEvent.fireEvent(MessageEvent.
java:96)
at org.netbeans.lib.cvsclient.event.EventManager.fireCVSEvent(EventManag
er.java:107)
at org.netbeans.lib.cvsclient.response.MessageResponse.process(MessageRe
sponse.java:52)
at org.netbeans.lib.cvsclient.Client.handleResponse(Client.java:444)
at org.netbeans.lib.cvsclient.Client.processRequests(Client.java:405)
at org.netbeans.lib.cvsclient.command.log.LogCommand.execute(LogCommand.
java:132)