This is my current expression below which works fine until the answer is zero and then I am presented with NaN in my report.
=sum(IIF(Fields!RestrictedTo.value = "Not applicable" or Fields!RestrictedTo.value = "Limited to item" or Fields!RestrictedTo.value = "room of origin" , 1, 0),"ADF") / sum(fields!total.value,"ADF")
I have tried using 'Is Nothing' in various ways, one example below, but can't get it work, would like some help please.
=IIF(IsNothing(sum(Fields!RestrictedTo.value = "Not applicable" or Fields!RestrictedTo.value = "Limited to item" or Fields!RestrictedTo.value = "room of origin" , 1, 0),"ADF")) / sum(fields!total.value,"ADF") , 0, sum(Fields!RestrictedTo.value = "Not applicable" or Fields!RestrictedTo.value = "Limited to item" or Fields!RestrictedTo.value = "room of origin" , 1, 0),"ADF") / sum(fields!total.value,"ADF")