Errors in the high-level relational engine. A connection could not be made to the data source with the DataSourceID of , Name of .

This error appears on tryinging to deploy\process the cube.

Open the Data Source properties:

This should solve it although I entered the current user credentials, although when I selected the third option in the dialog box it didn't!


MS SQL Server Data Tools 2010
MS SQL Server 2012


Thanks for vinu!