Not quite as sorted as I'd first thought.
I seem to have hit some sort of range / array limit while using LARGE.
At 12529 elements in each array the formula return #N/A
At 12528 elements in each array the fomula returns the correct value
The values in range A2:A12530 are all Strings and the values in range B2:B12530 are all numbers
This works:
=SUMPRODUCT(LARGE((OtherSheet!A2:A12529=ThisSheet!A3)*(OtherSheetB2:B12529),1))
This doesn't work:
=SUMPRODUCT(LARGE((OtherSheet!A2:A12530=ThisSheet!A3)*(OtherSheetB2:B12530),1))
Any clues anyone?
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