Hi, Did you apply for this token after April 28, 2021? If so, then please check the guide for more information regarding the error: https://developers.google.com/adwords/api/docs/guides/signup
Google Ads API: https://developers.google.com/google-ads/api/docs/start If it is generated before April 28, 2021, then please check the common error documentation: https://developers.google.com/adwords/api/docs/common-errors#QuotaCheckError.INVALID_TOKEN_HEADER Related blog post: https://ads-developers.googleblog.com/2021/04/upgrade-to-google-ads-api-from-adwords.html Thanks, Lakshmi Prathipati Google Ads API Team ref:_00D1U1174p._5004Q2MiHGb:ref -- -- =~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~ Also find us on our blog: https://googleadsdeveloper.blogspot.com/ =~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~ You received this message because you are subscribed to the Google Groups "AdWords API and Google Ads API Forum" group. To post to this group, send email to adwords-api@googlegroups.com To unsubscribe from this group, send email to adwords-api+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/adwords-api?hl=en --- You received this message because you are subscribed to the Google Groups "AdWords API and Google Ads API Forum" group. To unsubscribe from this group and stop receiving emails from it, send an email to adwords-api+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/adwords-api/xLqi8000000000000000000000000000000000000000000000QYCX5600Qxa-XtWlQbuwq9ULR1L2mA%40sfdc.net.