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Re: [grouper-users] xml-import errors

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  • From: graham <>
  • To:
  • Cc: "Pytel,G" <>
  • Subject: Re: [grouper-users] xml-import errors
  • Date: Fri, 16 May 2008 16:20:11 +0100

GW Brown, Information Systems and Computing wrote:

Logging has now been added to the UI. By default it should log errors to the grouper_error.log configured in grouper/conf/, however, I would recommend using a UI specific

Thanks Gary. Now I've corrected that, I am getting an exception in grouper_ui.log:

2008-05-16 15:59:47,371 ERROR actions.GrouperCapableAction: < GrouperSystem 734383E5939F1B7BCF60C0E06AADA99E-0012 6f6e5deb-2186-40db-828f-38cbdfc42e3a GrouperSystem g:isa > java.lang.ClassCastException: [B
at edu.internet2.middleware.subject.provider.JNDISourceAdapter.loadAttributes(Unknown Source)
at edu.internet2.middleware.subject.provider.JNDISubject.getAttributes(Unknown Source)
at edu.internet2.middleware.grouper.ui.actions.PopulateSubjectSummaryAction.grouperExecute(

I suspect the problem with the cast may be that the page may be trying to display the user's password, which the ldap directory says is in 'non string format'. Which is odd, since ldapsearch simply skips this field.


following these steps:

1) copy grouper-ui/ to grouper-ui/
2) edit and set :
local.log4j.output-dir=<your directory>

Consider having errors sent by email - set the error.* properties. See for comments.


--On 16 May 2008 14:23 +0100 graham

Tom Barton wrote:

There's example config for the JNDISourceAdapter at

Thanks, that was helpful. I now have a successful connection and can
search for and list users.

However, I can't display an individual user. Although my LDAP directory
reports that the details have been returned correctly, I'm getting this
error message from

Error: The error has been logged and the administrator notified.

I couldn't find any such notification or log record (this isn't showing
up as an exception in any of the logs), but then I found this wiki page:

Is that still correct (ie. in saying that UI errors are not logged), and
if so, has anyone got any debug suggestions for someone unfamiliar with



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GW Brown, Information Systems and Computing

Sponsor me from London to Brighton on

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