Re: pg_dump error

Marc Gehling <m.gehling@saphirarcus.de> writes:
> when i read the pg_user, the same error comes ( 6.5.3 Postgresdb)

> tipdb=> select * from pg_user;
> ERROR:  cache lookup for userid 201 failed

Hm.  It sorta looks like you deleted the pg_shadow entry for the
Postgres superuser.  That was not a good idea :-(.  You may be
able to recover by re-adding an entry with the same userid.

            regards, tom lane