SHARMILA JOTHIRAJAH <sharmi_jo(at)yahoo(dot)com> writes:
> looks like the OIDs are there....
Yeah, that makes it look more like the pg_class row went missing
than that there was an intentional drop of the view.
Does "VACUUM VERBOSE pg_class" report anything interesting?
It's possible also that reindexing pg_class would fix it.
regards, tom lane