Gmail integration error despite all permissions

[Nhao]

This is the error message that I keep on getting while trying to connect Gmail to Hubspot. I have every permission on G-Suit and I'm an admin on both. 

[ThreadsHelp2018]

It may be down to as security permission that needs to be resolved in your Gmail account. Try this:

https://accounts.google.com/DisplayUnlockCaptcha

[Nhao]

I finally fixed it by deleting my account and created a new one...