User in the cookie is not a valid Ads user

Hey , I am getting below error when I am running Keyword Plan Service using Python. It was working fine for weeks but yesterday suddenly is stop getting new keyword ideas. Request made: ClientCustomerId: 2983067848, Host: googleads.googleapis.com, Method: /google.ads.googleads.v14.services.K

Error when I am using KeywordPlanIdeaService

Hey , So particularly , we want to get the monthly average search volume for particular keyword and for that we are using google ads API's KeywordPlanIdeaService. We are making a python script to get what we required , but at the end we are getting this particular issue. ResourceExhausted: 4