Teach "set" to complain of nonexistent variable
Teach "set" to complain of nonexistent variable

beni55/elvish,CodyGuo/elvish,beni55/elvish,elves/elvish,ke7ofi/elvish,ke7ofi/elvish,elves/elvish,elves/elvish,elves/elvish,elves/elvish,CodyGuo/elvish