Good morning sir. I have a warning console error. Thanks you sir

Question

Warning
https://code.sololearn.com/W7rAyXC9d1D2/?ref=app

Answer 1

The problem is that you have taken a code from "Bob_Li". There are stylesheet and script links where the problem would be but those codes aren't written in the tabs... so check those links for the code error and see if you can solve it.