Unreal Engine Issues
Unreal Engine Issues
[Feature Request] Cryptomatte for Foliage
UE - Anim - Sequencer - Jan 25, 2021Cryptomatte implementation only looks at the HActor hitproxy type which is a different type than ISMs which use HInstancedStaticMeshInstance. ...
Virtual textures flicker if physical pool is oversubscribed
UE - Graphics Features - Feb 24, 2021If a virtual texture physical pool becomes oversubscribed the current behavior is: Log a one time only warning: ''Failed to allocate VT page from pool...' Continue to evict the least recently used t ...
Geometry with Static Shadow Invalidation Behaviour being written into invalidated VSM Pages
UE - Graphics Features - Shadows - Jul 17, 2024Geometry that has its "Shadow Cache Invalidation Behavior" set to "Static" will still draw in the dynamic shadow cache when it is experiencing WPO ...
Message to rebuild lights does not display after static mesh position has changed
UE - Graphics Features - Aug 28, 2024In a static lighting environment, moving static objects no longer marks the built lighting as invalid. This prevents the on-screen warning from appearing. Regression introduced in CL: 25964466 on / ...
NPC - When an NiagaraParameterCollection asset is duplicated or when its namespace is changed, any existing parameters get incorrectly duplicated/renamed with the addition of the namespace prefix
UE - Niagara - Sep 30, 2024When an NPC asset is duplicated, the ne wasset gets incorrectly duplicated parameters: one set with the correct names, and one set with the original namespace prefix embedded into the names. These i ...
Substrate SSR reflections are black
UE - Graphics Features - Substrate - Dec 17, 2024Substrate Materials do not use Screen-Space reflections. Instead, they do not have any reflections (indirect specular) on the surface. ...
Mover character flickers downward while crouched and moving every so often
UE - Gameplay - Player Movement - Mover - May 8, 2025Repro Rate 5/5 Packaged onWindows - 10 - Enterprise - L3864 Processor: AMD Ryzen Threadripper PRO 3975WX 32-Cores 3.50 GHz RAM: 128 GB GPU: NVIDIA GeForce RTX 3080 GPU Driver Version: 572.83 ...
Collision thickness on landscape does not appear to work
UE - Simulation - Physics - May 27, 2015Setting the collision thickness for the landscape does not appear to have any effect on any objects colliding with it. Setting the value to a negative or a positive has no effect. ...
Breakpoints in default Pawn class are not triggered in Debug mode
UE - Foundation - Core - Jul 27, 2015When running the editor through VS debug mode, any breakpoint that is set in the class used as the Default pawn class in world settings will be ignored when playing in editor ...
Crash when trying to change game mode settings
Trying to change game mode settings after restarting the editor will cause the editor to crash. ...