Why You Need to Routinely ProcessFull

Earlier this week, one of the client's routine SQL agent jobs failed during an Analysis Services processing task with the following error message:

Error: 2013-07-18 10:27:36.18 Code: 0xC1020041 Source: Process Dimensions Analysis Services Execute DDL Task Description: File system error: A FileStore error from WriteFile occurred. Physical file: \?E:OLAPDataSales.18.dbProduct Review.0.dim342.Comments.bsstore. Logical file: . . End Error