Animation Montage Details Panel Closes When Attempting to Update Animation Segment Data

Occurs 5/5 times. 

Details panel in Animation Montage goes blank when fields (Start Time, End Time, Play Rate, Loop count) are clicked in to update data.

This defect also occurs when clicking in the timeline in the Animation Montage details panel. 

Regression does occur: Animation Montage data in Details Panel is updatable in //UE4/Release-4.27.2 EGL Live @ CL18319896.

Repro Steps:

1. Open TPS blank project.
2. Right click in the Content Browser and select Animation Montage from the Animation Menu items.
3. Select the SK_Mannequin_Skeleton.
4. Select an animation sequence from the Asset Browser and add it to the 'Default Track' in the Montage Animation Editor.
5. Click the track to select the animation sequence.
6. In the details panel, try to adjust the 'Start Time' or 'End Time'

Expected: Data in 'Start Time,' 'End Time' is updated.
Actual: Details panel appears to close and goes blank. 

[UE-23848] Bug Status

I am not able to find world outliner how to enable it?

Bonjour j'ai un petit problème c'est que je ne vois plus l'onglet "scability" pour changer les graphismes de uefn et j'ai pas trouvé l'option pour le faire revenir ?

How can i modify the param name in EQS node

How to achieve HLSL Multiple Render Target in Material blueprints?

Undefined sysmbol: typeinfo for AActor when cross-compile linux dedicated server on windows

Why light looks like this on mobile?

Delay nodes occasionally don't fire the "Completed" output in a nativized build

How does TextureRenderTarget2D get TArray<uint8> type data?

What property of the Slider is the image used when dragging?