Packaging Error (Ensure condition failed: GetSuperClass() [File:D:\Build\++UE4+Release-4.16+Compile\Sync\Engine\Source\Runtime\Engine\Private\BlueprintGeneratedClass.cpp] [Line: 1236])

Development Programming & Scripting
9

at 4.17 after 4.15 was some problem, for me help change to true (flagged) Project settings-Editor-Blueprints-Use Compilation Manager