Hey David, I am also seeing this error InternalApiError.UNEXPECTED_INTERNAL_API_ERROR. However this is happening when i try to make an add_campaign API call in v201302.
Here is the SOAP response I am seeing : 2013/04/15 14:56:03 INFO (Google::Ads::AdWords::Deserializer::deserialize:38) - Incoming response: <soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/"><soap:Header><ResponseHeader xmlns="https://adwords.google.com/api/adwords/cm/v201302"><requestId>0004da6d51a569800a426709000029f0</requestId><serviceName>CampaignService</serviceName><methodName>mutate</methodName><operations>0</operations><responseTime>349</responseTime><units>0</units></ResponseHeader></soap:Header><soap:Body><soap:Fault><faultcode>soap:Server</faultcode><faultstring>[InternalApiError.UNEXPECTED_INTERNAL_API_ERROR @ com.google.ads.api.services.common.error.InternalApiError.<init>(InternalApiErro]</faultstring><detail><ApiExceptionFault xmlns="https://adwords.google.com/api/adwords/cm/v201302"><message>[InternalApiError.UNEXPECTED_INTERNAL_API_ERROR @ com.google.ads.api.services.common.error.InternalApiError.<init>(InternalApiErro]</message><ApplicationException.Type>ApiException</ApplicationException.Type><errors xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="InternalApiError"><fieldPath></fieldPath><trigger></trigger><errorString>InternalApiError.UNEXPECTED_INTERNAL_API_ERROR</errorString><ApiError.Type>InternalApiError</ApiError.Type><reason>UNEXPECTED_INTERNAL_API_ERROR</reason></errors></ApiExceptionFault></detail></soap:Fault></soap:Body></soap:Envelope> 2013/04/15 14:56:03 INFO (Google::Ads::AdWords::Deserializer::deserialize:80) - auth=ClientLogin:gus+man...@pricegrabber.com client_id=6453545429 service=CampaignService method=mutate response_time=349 request_id=0004da6d51a569800a426709000029f0 operations= units= is_fault=yes I have received this same error for a few days now so it does not seem to be temporary. -- -- =~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~ Also find us on our blog and discussion group: http://adwordsapi.blogspot.com http://groups.google.com/group/adwords-api =~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~=~ You received this message because you are subscribed to the Google Groups "AdWords API Forum" group. To post to this group, send email to adwords-api@googlegroups.com To unsubscribe from this group, send email to adwords-api+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/adwords-api?hl=en --- You received this message because you are subscribed to the Google Groups "AdWords API Forum" group. To unsubscribe from this group and stop receiving emails from it, send an email to adwords-api+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.