Unreal Engine Issues
Unreal Engine Issues
Static meshes in a particle system are not affected by decals
UE - Graphics Features - Dec 21, 2017There is an issue where Static meshes in a particle system are not affected by decals, It is unsure if this is intentional behavior or not. This issue does not appear to be a regression Versions ...
GetScaledCapsuleHalfHeight does not work properly if X or Y is lower than Z scale
UE - Simulation - Physics - May 25, 2018GetScaledCapsuleHalfHeight multiplies the CapsuleHalfHeight by the lower scale value, even if it is X or Y. Seeing as Half Height should only be related to the Z scale, this does not work out proper ...
Material Ambient Occlusion Does Not Work With Skylight Set to Movable
UE - Graphics Features - Jul 27, 2018Material ambient occlusion does not work with the skylight set to movable. Setting the material to allow static lighting will fix the issue until the level is reloaded. Found in 4.19 CL# 4033788, 4 ...
Cannot Parse a Custom Node as a Function Input to Another Custom Node In The Material Editor
UE - Graphics Features - Aug 30, 2018Cannot parse a Custom node as a function input to another Custom node in material editor. This is working as expected in 4.18 CL# 3832480. Found in 4.19 CL# 4033788, 4.20 CL# 4302132, and 4.21 CL# ...
Assert when tracing animations with Linked Anim Graphs
UE - Anim - Runtime - Oct 19, 2021An assert fires related to the node index for the linked animgraph node being the same as the node index for the root node in the linked anim graph. Can be worked around by commenting out the check ...
Create a high poly version of the base sphere
UE - Content - Engine - Nov 23, 2021We have an issue with artefacting of virtual shadow maps on low poly meshes: [Link Removed] We would like to request a higher polygon version of the sphere for UE5's release/starter content, which ...
Lyra standalone game instance crashes when Player #2 equips new weapon
UE - Gameplay - Input - Apr 5, 2022Discovered while testing Lyra project for //UE5/Main - Foundation Shelf - FAssetDataGatherer Stall Fix Smoke. This issue is NOT dependent on the shelf and occurs without the unshelved files. This ...
Overriding Component class does not work properly in grandchild class BP
UE - Framework - Blueprint - Feb 22, 2023If you set ComponentClass override in child class BP and grandchild class BP respectively, it is ignored in grandchild class. This issue is probably related to [Link Removed]. The fix for [Link Rem ...
Multicast RPCs called from standalone instance are not recorded into replays
UE - Networking - Dec 13, 2023This seems to have regressed because of the fix to [Link Removed]. Because UWorld::InternalGetNetMode now only returns the DemoNetDriver's NetMode when it is recording and in its tick, the multicast ...
Each bone scales are improperly applied in the physical animation
UE - Simulation - Physics - Character - Feb 4, 2025Suggested fix from licensee is : PhysAnim.cpp@339 #if 0 FVector RelPos = RecipScale3D * RelTM.GetLocation(); #else FVector RelPos = (BoneIndex == 0) ? RecipScale3D * RelTM.GetLocation() : Rec ...