Unreal Engine Issues
Unreal Engine Issues
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Adjusting Vegetation Growth for Bushes in Media Mode alters their global size settings
TM - ToolsReported in SF [Link Removed] When making adjustments to the Vegetation growth Season parameter inside Media Mode, if a scene contains Bushes...
Custom expression additional outputs don't work when connected to World Position Offset
UE - Rendering - Architecture - MaterialsCustom expression additional outputs are considered (0,0,0) when connected to WPO....
The speed of Animators is increased in exports
TM - ToolsReported in SF [Link Removed] When setting Animator tools to use Collision mode for video, the loop speed of the animator will be twice as fa...
Translucent meshes randomly flicker when using VSM
UE - Rendering - Graphics FeaturesFlickering can occur on translucent materials, usually in the distance when there is at least one directional light and when using VSM. Flick...
Apply mesh paint Blueprint instance changes and save fails
UE - Rendering - Architecture - MaterialsAfter mesh painting on a BP Static Mesh Actor, and "Apply instance changes to Blueprint" the added virtual texture is removed with the log:Log...
Mutable Dataless Generation - Regenerate Imported Models Crash
UE - Anim - MutableCrash when working with Dataless Mutable content. When selecting meshes in the instance, there is a crash in RegenerateImportedModels....
Nanite Skeletal Mesh ignores Hidden Material Section flag
UE - Rendering - Graphics Features - NaniteUnlike non-Nanite Skeletal Meshes, Nanite-enabled Skeletal Meshes do not correctly respond to the Show flag passed via ShowMaterialSection(). ...
Crash in UWidgetAnimation::CreateDirectorInstance when switching resolution
UE - Anim - SequencerHello, We've encountered a crash in UWidgetAnimation::CreateDirectorInstance when repeatedly switching resolutions. We've had it for a while ...
Division by zero causing NaN/Inf on USkeletalMeshComponent::UpdateRigidBodyScaling() when setting scale to zero and back
UE - Simulation - CoreUp to UE 5.5, skeletal mesh physics did not get updated when the component's scale changed. This was improved on January 2025 with CL 39190335...
New material translator: Switch statement not derivative aware
UE - Rendering - Graphics FeaturesAnalytical Derivatives are not calculated properly when using UMaterialExpressionSwitch. Disjoint UVs in screen space result in large jumps in...