Checking non-numbered parts... Checking duplicated references... ERROR: Duplicated reference R1. Checking NoConnection nets for connections... Checking nets with only one connection... Checking pins without the 'pintype' attribute... Checking type of pins connected to a net... Checking unconnected pins... Checking slots... ERROR: Reference R1: Incorrect value of slot attribute (fa). Checking duplicated slots... Checking unused slots... WARNING: Unused slot 1 of uref R1 Found 1 warnings. Found 2 errors.