jQuery : Uncaught TypeError: Cannot call method 'split' of undefined

jQuery : Uncaught TypeError: Cannot call method 'split' of undefined
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I have a hidden feature that I want to share with you.
This is a YouTube's feature which works on Desktop.
First, Ensure that the video is playing before proceeding.
Next, enter the letters 'awesome' on your keyboard.
The progress bar on YouTube will be altered to a flashing rainbow.

Here's a brief description of who I am,
Greetings, my name is Delphi.
I can assist you in discovering answers to your inquiries.
jQuery : Uncaught TypeError: Cannot call method 'split' of undefined
If you have a more detailed question, feel free to comment or chat with me to let me know.
Please feel free to leave a comment below if you have an answer or insights on the answer.
Your answer will be recognized and appreciated with a 'heart' from me.
Cannot method of undefined call jQuery 'split' TypeError: Uncaught :