Peter Neave <Peter(dot)Neave(at)jims(dot)net> writes:
> For some reason when I restored a version of array_agg was brought with it.
> ...
> I simply ran
> DROP AGGREGATE public.array_agg(anyelement);
> and my problem has been fixed.
Ah, cool. You might want to check and see if any other unwanted copies
of system functions are there too ...
regards, tom lane