When you perform a crawl in a SharePoint site, the following error message may be logged in the crawl log:
http://perfr145shared documents/forms/combine.aspx Error in the Microsoft Windows SharePoint Services Protocol Handler. Local Office SharePoint Server sites 6/16/2006 2:12:18 AM
The error message indicates that there is an invalid URL, and this invalid URL is missing a slash mark (/) character.
To resolve this issue install both the Hotfix package described in KB 961750 and the Hotfix package described in Microsoft Knowledge Base article 961749. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
961750 Description of the Windows SharePoint Services 3.0 hotfix package (Sts.msp): February 24, 2009
961749 Description of the Office SharePoint Server 2007 hotfix package (Coreserver.msp): February 24, 2009
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.