When using the PivotMap.RowTotal method to export cells on a calculated field that was applied via a map/slice file, the values are returned as 0 even though you can see the values when the pivot grid views the cube and slice.
Note : this code is the same as http://www.pivotcube.com/forum/viewtopic.php?f=2&t=384&start=0&st=0&sk=t&sd=a