Hi,
i started getting this error trying to getGustomer info on basic account without any linked accounts or managed account - it was working without any problems.
When i have account with linked accunt/manager account the proble do not occure.
Response:
<soap:Envelope xmlns:soap="
http://schemas.xmlsoap.org/soap/envelope/"><soap:Header><ResponseHeader xmlns:ns2="
https://adwords.google.com/api/adwords/cm/v201809" xmlns="
https://adwords.google.com/api/adwords/mcm/v201809"><ns2:requestId>00057fba694767080abfa248a80012ed</ns2:requestId><ns2:serviceName>CustomerService</ns2:serviceName><ns2:methodName>getCustomers</ns2:methodName><ns2:operations>1</ns2:operations><ns2:responseTime>160</ns2:responseTime></ResponseHeader></soap:Header><soap:Body><soap:Fault><faultcode>soap:Server</faultcode><faultstring>[AuthenticationError.CUSTOMER_NOT_FOUND @ ]</faultstring><detail><ApiExceptionFault xmlns="
https://adwords.google.com/api/adwords/mcm/v201809" xmlns:ns2="
https://adwords.google.com/api/adwords/cm/v201809"><ns2:message>[AuthenticationError.CUSTOMER_NOT_FOUND @ ]</ns2:message><ns2:ApplicationException.Type>ApiException</ns2:ApplicationException.Type><ns2:errors xmlns:xsi="
http://www.w3.org/2001/XMLSchema-instance" xsi:type="ns2:AuthenticationError"><ns2:fieldPath></ns2:fieldPath><ns2:trigger></ns2:trigger><ns2:errorString>AuthenticationError.CUSTOMER_NOT_FOUND</ns2:errorString><ns2:ApiError.Type>AuthenticationError</ns2:ApiError.Type><ns2:reason>CUSTOMER_NOT_FOUND</ns2:reason></ns2:errors></ApiExceptionFault></detail></soap:Fault></soap:Body></soap:Envelope>