In this video, we talk about debugging - how to spot errors in your code using error messages in the Console tab, and look at some common errors you might see such as a missing semicolon or bracket, spelling error, etc.
Here is a link to this complete tutorial playlist:
https://www.youtube.com/playlist?list=PLauqgjJD9kQeqls6aqQcMvoMSlUdT4X1R