Unreal Engine Issues

Sequencer particle toggle tracks evaluate one extra frame

It looks like particle toggle tracks use TimeRangeToNumberRange which gives the incorrect range as a result of CL 10893518 which fixed [Link Removed]. ...

mobile scenedepth issues on 4.25 with ES 3.1 Preview

We have a problem with the SceneDepth related features on the mobile after migrated to 4.25.1 from 4.23SceneDepth node output issue in translucent materialsDepthFade node output issue in translucent ...

MoviePipeline skipped frames using Temporal Subsampling + Time Dilation

The frame appears to be getting skipped entirely, but the timing for the frames on either side of them is correct, ie: if frame 10 is skipped, frame 9 and 11 still match the working case, so the ove ...

Crash opening project with Hair assets

Crash occurs when the user opens the linked project, which has Hair assets. [Link Removed] ...

VFInitRotation(Cascade) always provides the same rotation

This problem caused by incorrect initialization of RandomStream in the GPU particle. //PaticleGpuSimulation.cpp virtual void Init() override { ... check(AllocatedTiles.Num() == TileTimeOfDe ...

Error: FAsyncPackage::LoadImports for <some asset>: Skipping import PaperTileMap /Script/Paper2D.Default__PaperTileMapActor:RenderComponent.PaperTileMap_0, depends on missing native class

User reporting seeing this error start appearing in 4.25.1 (possibly 4.25.x, unsure if they were previously testing on 4.25.0 or not). It appears 'benign' as the expected data still gets loaded, bu ...

Renamed material parameters in layer functions don't propagate to MIs

Long Movie Pipeline Renders cause Audio Crashes

This issue can temporarily be worked around by launching the editor with the "-nosound" argument which will disable audio recording. ...

FUniqueNetIdRepl::NetSerialize() crashes when embedded in a TArray() of structs.

Calling the NetSerialize() function of FUniqueNetIdRepl from a custom NetSerialize() causes a crash. This only seems to occur when the struct is part of an array RPC parameter. ...

Second controller input doesn't work in fullscreen mode on PIE.

When two controllers connected, player2 input is disabled in full screen mode in PIE. This doesn't appear to be in focus. If seeing the any focusing widget, player1 focused on SViewport, but player ...