Hi Tom, Thanks for the mail, there is no entries in pg_depend as it returns " DELETE 0" But the table is not getting dropped. Thanks -----Original Message----- From: Tom Lane <tgl@xxxxxxxxxxxxx> Sent: Friday, February 15, 2019 5:03 PM To: Bhattacharjee, Soumik <soumik.bhattacharjee@xxxxxxx> Cc: pgsql-admin@xxxxxxxxxxxxxxxxxxxx Subject: Re: Table Drop Error <soumik.bhattacharjee@xxxxxxx> 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