Re: Eval button unavailable

Posted by WBahn on Mar 08, 2020; 4:05am
URL: http://nand2tetris-questions-and-answers-forum.52.s1.nabble.com/Eval-button-unavailable-tp4034290p4034291.html

Do that directory have the original Not, Or, and And .hdl files in it? If so, the simulator is trying to use those files for those gates and since they are empty it can't run. Simply move or rename those files to something else. That will force the simulator to use the builtin chips.