Unreal Engine Issues
Unreal Engine Issues
CharacterMovementComponent causes the Character to slide when jumping on moving objects
UE - Gameplay - Player Movement - Sep 21, 2018When the CharacterMovementComponent makes the transition from falling to walking, it retains the forward velocity it had while falling. When the character lands on the moving object, its new velocit ...
Generation of sub-level LOD doesn't work when forward rendering is used
UE - World Creation - Worldbuilding Tools - World Composition - Mar 9, 2020When using WorldComposition and building LOD for a sublevel, textures of generated Landscape LOD are not correct when the project has forward rendering enabled. The issue is that the material gener ...
fbx metadata does not persist
UE - Editor - Content Pipeline - Import and Export - Jul 21, 2020Delete an SKM asset Import the original fbx so that a new SKM asset is made in the exact same location in the content browser Apply some metadata tags or confirm that the asset imported with fbx m ...
[MetaSounds][Ladder Filter] - Ladder Filter Produces Incorrect Output when the Sample Rate is not 48kHz
UE - Audio - MetaSounds - Oct 30, 2023When the Sample Rate of the Audio Mixer or device is not 48kHz, the Ladder Filter output is not correct on PIE. It is Silent at 20000Hz, and other frequencies also sound wrong. ...
[MetaSounds][Biquad Filter] - Biquad Filter Produces Incorrect Output when the Sample Rate is not 48kHz
UE - Audio - MetaSounds - Oct 30, 2023When the Sample Rate of the Audio Mixer or device is not 48kHz, the Biquad Filter output is not correct on PIE. It is Silent at 20000Hz, and other frequencies also sound wrong. See [Link Removed] ...
Natively declared Gameplay Tags aren't counted by Reference Viewer when set default by ctor
UE - Gameplay - Jul 11, 2024Similar to Issue 199247 ([Link Removed]), Natively declared Gameplay Tags aren't counted by Reference Viewer when used in a variable set in a C++ ctor. ...
Substrate Add node only adds the first Substrate Slab's Emissive value when "Use Parameter Blending" is enabled
UE - Graphics Features - Substrate - Jan 10, 2025As per the steps to reproduce, the Substrate Add node only adds the first Substrate Slab's Emissive value when "Use Parameter Blending" is enabled. Leaving "Use Parameter Blending" unchecked on the ...
Discrepancy in FBX import on animations
UE - Editor - Content Pipeline - FBX - Mar 19, 2025In the attached screenshots, the following Animation Sequence assets are wrong: * FX_WST050_pSphereB1_TS_AnimFX_WST050_pSphereC1_TRS_AnimFX_WST050_pSphereC1_TRS_AnimFX_WST050_pSphereD_TR_Anim If yo ...
Arrays in UMaterialEditorInstanceConstant are not updated
UE - Rendering Architecture - Materials - Jun 13, 2025Any UPROPERTY TArray added to UMaterialEditorInstanceConstant will not cause UI updates when elements are added or removed. This is caused by the custom validator created in FMaterialInstanceEditor ...
Extending Montage Segment length causes length to reset to default in new Editor Session
OLD - Anim - Jan 4, 2016Licensee is encountering an issue where they would like a segment of a montage to end and hold the last frame for the remainder of the segment length. He is doing this by adjusting the End Time und ...