<soumik(dot)bhattacharjee(at)kpn(dot)com> writes:
> # delete from pg_depend where objid=49179;
> DELETE 0
> # delete from pg_depend where objid=49179;
> DELETE 0
> # DROP TABLE caprimeta.tcr_codes CASCADE;
> ERROR: cache lookup failed for relation 49179
It's not really a great idea to go dropping catalog rows without
knowing exactly what you're doing, which I gather you don't.
However ... are there pg_depend entries with refobjid=49179 ?
regards, tom lane