Hi Matthew, The reason you are not seeing all your features in AutoCAD is because when the "QueryFeatureData" error occurs it stops the synchronization process dead in its tracks. You only get the features that have loaded up to that point. You may find this thread useful: �??Error in QueryFeatureData�?� , Regarding geometry, I have had many issues with true curves, especially ellipses. You may find this thread useful: https://community.esri.com/message/58702#58702 I'm still struggling with both issues today. Karl
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