Hi Google Ads support team!
We use Adwords API v201809 and we started to get unexpected error at March 19:
"Report download error: ReportDefinitionError.INVALID_FIELD_NAME_FOR_REPORT - Cannot select a combination of ConversionTypeName and AbsoluteTopImpressionPercentage,ActiveViewCpm,ActiveViewCtr,ActiveViewImpressions,ActiveViewMeasurability,ActiveViewMeasurableCost,ActiveViewMeasurableImpressions,ActiveViewViewability,AllConversionRate,AverageCost,AverageCpc,AverageCpe,AverageCpm,AverageCpv,AverageFrequency,AveragePageviews,AveragePosition,AverageTimeOnSite,BounceRate,ClickAssistedConversionValue,ClickAssistedConversions,ClickAssistedConversionsOverLastClickConversions,Clicks,ContentBudgetLostImpressionShare,ContentImpressionShare,ContentRankLostImpressionShare,ConversionRate,Cost,CostPerAllConversion,CostPerConversion,CostPerCurrentModelAttributedConversion,Ctr,EngagementRate,Engagements,GmailForwards,GmailSaves,GmailSecondaryClicks,ImpressionAssistedConversionValue,ImpressionAssistedConversions,ImpressionAssistedConversionsOverLastClickConversions,ImpressionReach,Impressions,InteractionRate,InteractionTypes,Interactions,InvalidClickRate,InvalidClicks,NumOfflineImpressions,NumOfflineInteractions,OfflineInteractionRate,PercentNewVisitors,RelativeCtr,SearchAbsoluteTopImpressionShare,SearchBudgetLostAbsoluteTopImpressionShare,SearchBudgetLostImpressionShare,SearchBudgetLostTopImpressionShare,SearchClickShare,SearchExactMatchImpressionShare,SearchImpressionShare,SearchRankLostAbsoluteTopImpressionShare,SearchRankLostImpressionShare,SearchRankLostTopImpressionShare,SearchTopImpressionShare,TopImpressionPercentage,VideoQuartile100Rate,VideoQuartile25Rate,VideoQuartile50Rate,VideoQuartile75Rate,VideoViewRate,VideoViews"
There are two problems around this error.
1. It is temporary - when I repeat the same request I get data successfully;
2. We don't request any fields from this incompatible fields list.
Is it some known API issue? I also see similar errors in our logs for 03/03, but then these errors we gone until 03/19.
I'll be happy to share more details in private message.
Thanks in advance guys!
Oksana