FKConvex::ElemCalcAABB ignoring current transform.

UE - Simulation - Physics - Apr 15, 2016

FKConvexElem::CalcAABB was ignoring the elements currently defined transform, and only scaling. This means that any actor that has a transform (not just Merge Actors) could potentially have very dis ...

Vehicle wheels ignore collision settings of vehicle in vehicle template

UE - Simulation - Physics - Nov 25, 2015

In the vehicle template, vehicle wheels ignore collision settings of the vehicle when they are set to custom and altered. ...

Deleting a project also deletes content of folders referenced by a Windows symbolic link

Portal - Jan 11, 2018

Deleting a project from the Epic Games Launcher will also delete any files that are located in external folders that the project includes via symbolic link. In this case the only thing that should b ...

[CrashReport] UE4Editor_Engine!FMaterialShaderMap::GetMeshShaderMap() [materialshader.cpp:2395]

UE - Graphics Features - Mar 30, 2018

User comments in crash group:Duplicating material and switched it cause i have to use itChanging a landscape material.I just import World Machine landscape with multi-layered.Crash when reaching 16 ...

Client PlayerState is null on joining online session

UE - Networking - Jul 31, 2015

APlayerController::ClientStartOnlineSession() checks PlayerState at the start of a game after loading a level. Due to time needed to load in, client player state may may return NULL ...

Hierarchical LODs used with Precomputed Visibility cause actors to occlude that should not behind translucent materials

UE - Graphics Features - Jul 6, 2016

When using Precomputed Visibility in conjunction with HLODs and translucent materials without them culling actors occluded by the translucent material. The example gif attached shows that the base ...

Packaged plugins yield different results when opening a project it was added to depending on whether the Engine was built from source code or binary

Tools - Jun 8, 2017

Packaged plugins that are added to projects that were made with an Engine built from source code will indicate that the plugin .dll needs to be built. If the plugin was created and packaged using a ...

Input Key Selector's Set Text Style does not change Text Style when given Text Style Variable

UE - Editor - UI Systems - Feb 6, 2020

Input Key Selector's Set Text Style does not change Text Style when given Text Style Variable ...

Dynamically binding 'OnComponent' functions in code doesn't trigger bound functions

UE - Gameplay - Components - Apr 25, 2016

Binding a function in code to OnComponentBeginOverlap, OnComponentEndOverlap, or OnComponentHit does not trigger the bound function from code. ...