Unreal Engine Issues

Masked primitive should be sorted even on PowerVR devices

Skel Vert/Surf Emitter Location Local Not World Space

A Skel Vert/Surf particle system attached to a cloth actor spawns particles around the origin instead of around the actor. ...

The screen will be darker than other platforms(Android,PC/Mac preview) on IOS if both MSAA and MobileTonemapperFilm enabled

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Exposure Compensation Curve not applied in Standalone/Packaged

'Exposure Compensation Curve' is not being applied in Standalone or Packaged projects. Confirmed in 4.25 MAIN at CL 10871578 ...

Crash when using Share Material Shader Code and Native Metal Libs with r.Shaders.Optimize=0

Using r.Shaders.Optimize=0 with native metal libs results in a crash of the packaged build at runtime. Workarounds is to either not use native metal libs for text shaders or in MetalShaders.cpp co ...

Switching raytracing console variable in runtime can crash engine.

Licensee reported that is caused by missing ECVF_RenderThreadSafe flag in these console variable definitions. r.RayTracing.Shadows r.RayTracing.AmbientOcclusion r.RayTracing.Reflections Here is a ...

Editor will crash during shutdown while a global Find-in-Blueprint tab is open and indexing is active.

The editor will crash during shutdown if Blueprints are actively being indexed in the background. ...

Niagara Simulation Stage + DynamicMaterialParameters crash

deleting the code "&& SimulationStages[i]->bEnabled" in UNiagaraEmitter::GetScripts will bypass the problem [Image Removed] ...

Memory leak when rendering some meshes with ray tracing enabled

This memory leak seems to be caused by the TMemStackAllocator of FRayTracingMeshCommandOneFrameArray. Using the FDefaultAllocator for FRayTracingMeshCommandOneFrameArray works as a workaround. // ...

[Submix][Content Browser] - Deleting an unsaved Submix asset (any type) causes them to reappear when creating a new asset

Deleting unsaved Submix assets causes them to reappear the next time you create a new asset. Issue does not occur in 4.26, but does occur in 4.27 and 5.0. ...