I'm seeing this exact same issue when upgrading from v201710 of the API to v201806.
I have tried using other authorisation flows to get around it, but the web application flow doesn't allow for a non-public domain in the oauth callback, and our application is completely internal (no public facing endpoints). On Friday, July 6, 2018 at 9:27:04 PM UTC+1, Sreelakshmi Sasidharan (AdWords API Team) wrote: > > Hi Jianbo, > > Currently, we are not aware of any issues. Are you still facing this > error? Could you also share some more information about the error like are > you observing this while setting up the OAuth or while using the OAuth > credentials that were setup and working previously? You might also want to > verify that the credentials in the Google developers console were not > modified causing this failure. If you were able to make the API calls > previously and you started observing this error recently, could you share > your CID and the complete error logs? > > Please use *reply privately to author* while sharing this information. > > Thanks, > Sreelakshmi, AdWords API Team > -- -- =~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~ 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. Visit this group at https://groups.google.com/group/adwords-api. To view this discussion on the web visit https://groups.google.com/d/msgid/adwords-api/e5602778-1560-4be1-aab4-aa2b595abb7b%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.