ANJANE <softwaredesigns(at)hotmail(dot)com> writes:
> Error while executing the query; ERROR: pg_class_aclcheck: relation 6017860
> not found
> the relation oid keeps changing. Not sure what this means.
It looks like it means corrupt system catalogs :-(. If you're lucky,
the problem is just in the indexes --- try reindexing pg_class and
see if that helps.
regards, tom lane