Two very important SAP Notes for BW Authorizations

These two notes can solve a lot of problems, or at least give a good start ...

150315 - BW-Authorizations for Remote-User in BW and OLTP

161292 - Authorization templates for user roles and tasks 

BPC filter 0CALMONTH in data package

A picture is worth a thousand words ...

so that's the correct format for 0calmonth.