Unreal Engine Issues

Investigate possible stall on iOS when handling push notifications.

Launching a specific UDN Project with Vulkan Support enabled crashes launching on Quest

When attempting to run the attached Project submitted from UDN, it will crash on launch. If Vulkan support is disabled, the Project will run as expected on Quest. This issue DOES NOT appear to repro ...

Restored child editor windows have no title

Child windows created as part of the editor startup process won't have a title. This happens because the native window hasn't yet been created when we set the title in FTabManager::RestoreArea_Helpe ...

Default property track settings for Spot Light OuterConeAngle don't work

The outer cone angle will not have a default track created for it when it's added as a default property in the project settings. This seems to stem from the property having a setter function, and be ...

RetargetSource in AnimSeqeuence doesn't affect DDC key

Retarget source doesn't affect DDC key, so it causes incorrect result. Changing the anim sequence DDC key generation to include it fixes this issue. ...

Crash copying Geometry Cache Track in Sequencer

Geometry cache section  will crash in PostLoad when track is copied. See UDN for alternative repro steps and more info on attached repro project. ...

User defined struct variables with spaces do not import properly in cooked builds

DataTables exported to JSON in editor (UDataTable::WriteTableAsJSON, accessible by right clicking a data table and picking export to json) that contain variables with spaces or other outlawed charac ...

Uniform Static Mesh Sampling doesn't work on GPU Niagara Emitters

Uniform sampling of static meshes for GPU emitters does not work. ...

Lightmass ignores StaticSwitch in materialinstance

This is caused by FLightmassMaterialProxy doesn't have GetStaticParameterSet() function. (FMaterial::GetStaticParameterSet() is called.) It can be fixed by adding the following function to FLightma ...

Normal of Skeletal Mesh is incorrect when Recompute Tangent is used when Skincache is enabled

This issue occurs in Skeletal Mesh depending on the model when Skincache is enabled and affects the rendering. ...