Pin wires do not connect correctly after collapse to function and duplication

UE - Gameplay - Blueprint - Mar 20, 2017

Pin wires do not connect correctly after collapse to function and duplication. Any node can cause this issue, I used an INT variable because it was quick to test with. Regression: This issue affect ...

Mesh vanishes on BP compile (components created by components issue)

UE - Gameplay - Blueprint - Mar 29, 2017

When a mesh is declared in a custom component class and that component is added to an actor class, compiling a blueprint based on the actor class will cause the mesh set in the component to vanish i ...

[CrashReport] Access violation - code c0000005 in FD3D11DynamicRHI::RHISetShaderTexture

UE - Rendering Architecture - RHI - Apr 17, 2017

This crash occurs frequently for our users. It appears to be the same issue that was logged in [Link Removed]. For that Jira, the CrashGroup stopped getting updates after 4.13.2 - [Link Removed] ...

Pawn Blueprint cannot have variables default value set in Engine ini

UE - Gameplay - Blueprint - Jun 1, 2017

When using a pawn blueprint, you cannot modify the value of a variable in the config files. This issue does not affect other kinds of blueprints, as this issue does not affect actor blueprints. Re ...

[CrashReport] Mac crash in UE4Editor-Engine.dylib!LoadPhysXModules()::$_0::operator()()

UE - Platform - Apple - Jun 8, 2017

This is a common Mac crash that has been occurring since 4.15. It shares the same callstack with [Link Removed], but that was verified fixed for 4.16.0, while this crash still continues into 4.16. ...

Material Ambient Occlusion Does Not Work With Skylight Set to Movable

UE - Graphics Features - Jul 27, 2018

Material 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 ...

Assert when tracing animations with Linked Anim Graphs

UE - Anim - Runtime - Oct 19, 2021

An 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, 2021

We 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, 2022

Discovered 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, 2023

If 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 ...