I am getting the following error "This Apple ID is not valid or not supported."

Hi! Try the steps from the Apple Support article.

If your Apple ID is locked - Apple Support

If this doesn't seem to help, you may contact Apple.

Contact Apple for help with Apple ID account security - Apple Support

I have not seen a definitive solution for your problem. So, Isuggest you use my search link in trying to solve your problem: apple id not valid not supported. You will see a number of links that are, or may be, related to your specific problem. 

If you want to contact Apple Support to deal with your problem, see:

Get a call from Apple support to help solve your problem using this link https://getsupport.apple.com/?caller=kbase&PGF=PGF63005&category_id=SC0245&symptom_id=23362

Apple ID Support https://support.apple.com/apple-id

Apple Support Twitter https://twitter.com/AppleSupport

Apple ID account security for country-specific and region-specific help https://support.apple.com/en-us/HT204169

Get Support: We’re here to help https://getsupport.apple.com/. Go through the options to find the best one.

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