Joe Markwardt <joe(at)avsupport(dot)com> writes:
> I am getting this error "ERROR: cache lookup failed for relation
> 438095645" when i try to run "drop table
> pl_inventory_analyzer_files_table ;" from psql on the database server.
Look through the system catalogs to see where that OID appears.
pg_index.indexrelid, pg_trigger.tgconstrrelid, pg_depend.objid,
pg_depend.refobjid are likely places.
regards, tom lane