I don't know if there's an error log, per se. There is an error command (spot the error). It's error.type - try
=error.type(cel value) , where cel value is A4 or whatever.
Code:If error_val is ERROR.TYPE returns
#NULL! 1
#DIV/0! 2
#VALUE! 3
#REF! 4
#NAME? 5
#NUM! 6
#N/A 7
Anything else #N/A