I have a very simple example table - purchases from vendors with item number, vendor name, amount and a paid flag (yes/no).
I have a measure that calculates the total amount:
Solved! Go to Solution.
The original Total Paid measure is overriding the filter context coming from your slicer, essentially it is equivalent of the following formula:
Total Paid = CALCULATE ( [Total Cost], FILTER ( ALL ( Purchase[Paid] ), Purchase[Paid] = "Yes" ) )
ALL function ignore any filters coming from your data model. See reference here.