getting exit status 1 on arduino pro micro (Leonardo)

Projects Programming
3

GeeDeexd:
C:\Users\Dennis\Documents\Arduino\sketch_may22b\sketch_may22b.ino:4:18: warning: character constant too long for its type

Keyboard.println('Written by GeeDees Arduino');

Wrong kind of quotes.

Single quotes are for single charachter constants. For a string literal, you need double quotes.