I got this message when I try to upload Opencat.ino
C:\Users\Ale\Documents\Arduino\OpenCat-main\OpenCat\OpenCat.ino:455:6: note: suggested alternative: 'init'
OpenCat:857:1: error: expected '}' at end of input
exit status 1
'input' was not declared in this scope
You made the comment active by accident. A comment has "//" before the line.