REPRO STEPS:
RESULT:
User receives the following message:
Can't save ../../../QAGame/Saved/Autosaves/Game/MaterialImportTest_Auto1.uasset: Graph is linked to private object(s) in an external package. External Object(s): Prime_HelixSG /Engine/Transient Prime_HelixSG1 Prime_HelixSG2 Try to find the chain of references to that object (may take some time)?
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-34400 in the post.