Documentation on how to troubleshoot TFS issueshttp://msmvps.com/blogs/vstsblog/archive/2008/07/09/documentation-on-how-to-troubleshoot-tfs-issues.aspxCheck the Windows Event Log . Run TFS Best Practices Analyzer . (part of the Power Tools , requires PowerShell to be installed first) TFS-Team Explorer 2008 Troubleshooting Guide (@ MSDN Forums) Have a look at the available troubleshooting documentationenCommunityServer 2008.5 SP2 (Build: 40407.4157)