Error thrown while using Adwords API using Test MCC account and developer token generated from production MCC account

Hi, I am trying to use keyword planner api. I have generated a developer token from Production MCC account and I am using a test MCC account for testing. I have created Client Id and client secret key using test account credentials. But I have been getting this exception: Exception in

Re: Error thrown while using Adwords API using Test MCC account and developer token generated from production MCC account

Hi, You may want to check out the discussion on the related closed issue https://github.com/googleads/googleads-java-lib/issues/19 for the Java client library. That NullPointerException means that your request is failing, probably due to missing parameters in your ~/ads.properties file. Are