Unreal Engine Issues

Crash trying to import facial animations

Crash occurs when attempting import Facial Animations in the Facial Animation Import Tool. ...

Crash when importing an Alembic file with Materials if it already exists

MetalRHI Asserts When Using "Profile GPU" With RHI-Thread/Parallel-Execution

When the RHI thread is enabled (with or without parallel-execution) for Metal it isn't currently possible to run "profilegpu" because the GPU timestamp emulation code isn't multi-thread safe and pro ...

Editor crashes when using Save As

Editor crashes when using Save As Regression: Yes Broken: 3126145 (Dev-Core integration) Worked: 3126027 ...

[CrashReport] UE4Editor_UnrealEd!FLightmassExporter::SetVolumetricLightmapSettings()

This is a trending crash coming out of the 4.18 Previews. Users have not provided any description of their actions when the crash occurred. Source Context 1857 const FVector ImportanceExt ...

Setting spline in Niagara Override Parameters corrupts system after closing level

The USplineComponent appears to be corrupted. It will pass the null check, but operations done on the data cause the engine to crash. (See the linked UDN for more details) ...

Crash when changing "MaximumTextureSize" in "LeaveExistingMips" state

No problem with 4.22.3 ...

[Audio Synesthesia] - Setting a Synesthesia NRT's settings to None crashes editor

Setting an Audio Analysers NRT settings to None crashes the editor. Assertion failed: nullptr != LoudnessSettings [File:D:\SMoyls_UE5_Release-5.1\Engine\Plugins\Runtime\AudioSynesthesia\Source\Audio ...

Crash adding a C++ First Person feature pack to a project

Result: Crash while compiling modules for the projectFatal error: [File:d:\Builds\Release-4.18\Engine\Source\Runtime\CoreUObject\Private\Templates\Casts.cpp] [Line: 10] Cast of nullptr to Package fa ...

Shader Crash with Nanite in UE::RHICore::ValidateStaticUniformBuffer

This appears to be a general crash when a SingleLayerWater material is assigned to a Nanite Mesh. ...