Unreal Engine Issues

Physics replicates incorrectly on the Client-Side on sloped surfaces

Replicated objects don't behave correctly on the client-side on slopes when not sleeping. By placing two cubes on one another and slightly rotating the bottom one to create a very gentle slope, the ...

sending Console command by EmitCommand in Pixel Streaming doesn't work

GAS: UGameplayEffect tags async loading race condition

User reported game thread and async loading thread accessing a UGameplayEffect property at the same time:Game thread having loaded a GameplayEffectA and in its PostLoad() updating the property Inher ...

Custom UVs don't store information properly in layered materials.

[Link Removed] I have this set up so that FX artists can stack UV manipulations, so I don't want to just have all the UV manipulation in the layer with the base color, even though that does give me ...

Linux crash upon opening maps in Soul: City content pack

Opening the maps from the Soul: City asset pack on Linux causes a crash. This seems to be rendering related. It was originally reported as a Vulkan specific issue but we've reproduced it without Vul ...

Zooming in UMG preview doesn't scale text block margin

Zooming in UMG preview doesn't scale text block margin [Image Removed] [Image Removed] ...

UDN: ChildBP - When replacing Static or SkelMesh Compoent inherited from the Parent Class, Socket list doesn't update

This is simple, but maybe hard to explain, so hear with me. I've attached a sample project and Repro Steps below in case it's not clear. Basically: 1. Make BP_Parent with an unassigned Mesh (Stati ...

Import FBX of Maya to Matinee seems converting incorrect location (coordination)

Import feature of Matinee seems converting incorrect location (coordination) if importing Maya animated FBX that exported StaticMeshes from UE4 editor. Sometimes licensee asks this kind of coordina ...

Unreal Frontend output log is garbled if using non-ASCII language

If you set the editor language to a non-ASCII language like Japanese, Korean or Chinese, any localized strings that have non-ASCII characters will appear as "?" in the output of UnrealFrontend. [Im ...

Converting Texture Sample to Parameter when MipValue set to "Level" or "Bias"

When a Texture Sample's MipValue is set to something other than "none" (which adds the extra pin), attempting to convert that Texture Sample to a parameter will cause the Editor to crash. (Simple r ...