Hi Vincent, Thank you for the reply.And this is my email to access my MCC
I have tried everything I can so to solve this but no result.
在 2018年4月12日星期四 UTC+8下午2:56:26，Vincent Racaza (AdWords API Team)写道：
> Hi Kevin,
> The SERVICE_ACCESS_DENIED
> error means that the user authorizing the API call doesn't have access
> to the specific service, or in your scenario, is not allowed to use the
> CampaignService. If indeed that the user (email address you used to
> generate the OAuth2 credentials) does not have access, then you could
> request an Admin user on the account to grant that user the necessary
> access level. You may refer to this guide
> <https://support.google.com/adwords/answer/1704346?hl=en> to know more
> about the access levels in AdWords.
> However, since you confirmed that you are already an administrator of your
> AdWords account and this error still persists, then can you provide to me
> the specific email address you used in your authentication so I can further
> AdWords API Team
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