NodeJS : Nodejs - UnhandledPromiseRejectionWarning: TypeError: Cannot convert undefined or null to o

NodeJS : Nodejs - UnhandledPromiseRejectionWarning: TypeError: Cannot convert undefined or null to object
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As I promised, I have a secret feature to share with you.
This is a YouTube's feature which works on Desktop.
First, Make sure this video is playing.
Next, enter the letters 'awesome' on your keyboard.
You will see a flashing rainbow instead of a regular progress bar on YouTube.

A quick introduction about me,
Good day, I am Delphi.
I am here to provide you with assistance in answering your questions.
NodeJS : Nodejs - UnhandledPromiseRejectionWarning: TypeError: Cannot convert undefined or null to object
I am happy to answer more specific questions, so please feel free to comment or chat with me.
Please feel free to share your answer or insights on the answer by leaving a comment below.
I will express my appreciation for your answer by 'hearting' it.
- NodeJS or Nodejs UnhandledPromiseRejectionWarning: : undefined TypeError: Cannot null convert to object