Dear Agda developers, When the level does not fit, the checker (in Agda of darcs August 2013) reports of level expressions like suc l' ⊔ (suc l ⊔ suc c) (e) Probably it is better to simplify such expressions. For example, (e) --> suc (l' ⊔ l ⊔ c) Regards, ------ Sergei