When upgrading TFS 2005 to TFS 2010 (using these instructions) and it worked great on my test computer, but when I went to migrate the production server, I received the following error: Warning Message: [2011-05-12 20:12:14Z] Servicing step Register Integration Database failed. (ServicingOperation: UpgradePreTfs2010Databases; Step group: AttachPreTFS2010Databases.TfsFramework) Warning Message: TF255271: The team project collection could …

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