Re: ERROR: Index pg_toast_8443892_index is not a btree

strk <strk@keybit.net> writes:
> gis=# reindex table pg_toast_8443892; -- this was an assuption I made
> ERROR:  Relation "pg_toast_8443892" does not exist

If it's 7.3 or later you need to say

reindex table pg_toast.pg_toast_8443892;
        regards, tom lane