Compatibility:
SharePoint 2010 Foundation (SPF) and Server (SPS) Windows SharePoint Services (WSS) 3.0 Microsoft Office SharePoint Server (MOSS) 2007
SPF/SPS 2010 • WSS 3.0 • MOSS 2007
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PeopleZen: Feedback Forum > Error using the webpart

Trying to use the webpart on our test site, results in the error:

The "roxority_UserListWebPart" Web Part appears to be causing a problem. Value cannot be null.
Parameter name: serverContext


Do you have a clue?

December 1, 2009 at 16:57 | Unregistered CommenterNiels Olsen

Hi Niels,

this message usually indicates that either no default Shared Service Provider has been set up in Central Administration for storing and managing User Profiles, or your SharePoint environment has not yet been fully patched up to the most recent Service Pack levels.

December 1, 2009 at 18:33 | Registered CommenterROXORITY