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Deployment Adventure Works DW 2008 Errors
When you get an error deployment Adventure Works DW 2008 like this "Errors in the high-level relational engine. A connection could not be made to the data source with the DataSourceID of 'Adventure Works DW', Name of 'Adventure Works DW'.
Please check if the Analysis Service Service is starting with LocalSysmtem Account, I try changed to LocalSystem account and it works.