Material Instance parameters do not update values when the user does an Undo (Ctrl+Z).

An example project is attached.

This seem related to UE-85354.

Found in 4.24 CL#10570792
Reproduced in 4.25 Main CL#10646676

Steps to Reproduce

1. Create a material instance that has a parameter that can be edited.
2. Open the instance and edit the parameter value.
3. Press Ctrl+Z.

Result: A popup says the value has reverted, but it isn't.

Expected: The value is reverted as expected.

Have Comments or More Details?

There's no existing public thread on this issue, so head over toAnswerHub just mention UE-85711 in the post.

Login to Vote

Affects Versions4.244.25
Target Fix4.24.2
Fix Commit10861529
Main Commit10861537
Release Commit10861529
CreatedDec 11, 2019
ResolvedDec 20, 2019
UpdatedMar 3, 2020