401 Unauthorized when I try to consume google ads api from local postman

[bhargav d]

I am new to google adwords api and i am trying to create an api locally to get userlist but when i try to consume my new api from postman i am getting below error in console. can anyone help.

"

Headers: null

Body: null

Failure message: null

Status: Status{code=UNAVAILABLE, description=Credentials failed to obtain metadata, cause=com.google.api.client.http.HttpResponseException: 401 Unauthorized

        at com.google.api.client.http.HttpRequest.execute(HttpRequest.java:1097)

        at com.google.auth.oauth2.UserCredentials.refreshAccessToken(UserCredentials.java:197)

        at com.google.auth.oauth2.OAuth2Credentials.refresh(OAuth2Credentials.java:157)

        at com.google.auth.oauth2.OAuth2Credentials.getRequestMetadata(OAuth2Credentials.java:145)

        at com.google.auth.Credentials.blockingGetToCallback(Credentials.java:112)

        at com.google.auth.Credentials$1.run(Credentials.java:98)

        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)

        at java.util.concurrent.FutureTask.run(Unknown Source)

        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(Unknown Source)

        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source)

        at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)

        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)

        at java.lang.Thread.run(Unknown Source) "

[Google Ads API Forum Advisor Prod]

Hello,

Can you please confirm that you were able to successfully set up OAuth2 authentication and obtained a refresh token? If so, and you are still seeing the authorization error, please reply privately with the request headers you used.

Thanks,
Matt
Google Ads API Team

Matt Google Ads API Team

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