Occasionally, I encounter issues with the TFS data warehouse failing to refresh. Sometimes, it's as simple as the VS TFS Task Scheduler service isn't started but other times, it's more complicated. Here's a helpful troubleshooting document up on MSDN for troubleshooting the SQL Server TFSWarehouse relational table / Operational Data Store (ODS). If you're expereincing issues with Analysis Services (SSAS) and/or the cubes, reference this one .
Business and technology musings with an occasional economic, political, or consumer experience teaser thrown in to keep you on your toes.