Opened a sheet I've not been in for about a week, all was fine then. But today I have hundreds of cells with formulas showing: "INVALD DATA TYPE".
This sheet has been working fine for months, but today something has gone very wrong. Here's an example of the formulas that are in these cells:
=SUMIFS([Time Worked]:[Time Worked], [Date Worked]:[Date Worked], @cell > $[Date-Formula]$9, [Date Worked]:[Date Worked], @cell < $[Date-Formula]$12, [Employee/Contractor]:[Employee/Contractor], $Name17, [XXXX Billable?]:[XXXX Billable?], 1) - [Jan 15 XXXX Improv Hours]@row
Time Worked = Text/Number column
Date Worked = Date column
Date-Formula = Date column
Employee/Contractor = Contact List
Name = Text/Number column
XXXX Billable? = Checkbox
Jan 15 XXXX Improv Hours = Text/Number column
Again, this sheet has been working fine for months. Other sheets are very similar and are not having any issues with:
=SUMIFS([Time Worked]:[Time Worked], [Date Worked]:[Date Worked], @cell > $[Date-Formula]$9, [Date Worked]:[Date Worked], @cell < $[Date-Formula]$12, [Employee/Contractor]:[Employee/Contractor], $Name17, [XXXX Billable?]:[XXXX Billable?], 1)