I have been receiving a 500 internal server error recently which only occurs when you try to "sign in as a different user", "Request Access" or "Sign Out" in sharepoint. Have any of you faced this sort of issue ? I couldn't find any posts regarding this. thanks Joe

Hi jsibs, Error 500 usually relates to accessing business server applications. Could you please check the following KB articles and try the methods which were mentioned there, maybe you can solve your problem: http://support.microsoft.com/kb/841216; http://support.microsoft.com/kb/311766. Hope this could help you. Regards.