Hi Oksana,
Thank you for reaching out. It’s most likely this account is already cancelled
or you put an invalid client customer id in the header. If it’s the former one
then your account has been deactivated due to the inactivity for a long time.
You could refer to this article on how to
Hi Google Ads support team! I need your assistance
on AuthenticationError.CUSTOMER_NOT_FOUND issue. We experience it for the
one client of us (have the same code working correct for hundreds of other
clients). The client has access to Google Ads UI with the same credentials
and we need your
