Unreal Engine Issues
Unreal Engine Issues
Static mesh's material slot's cast shadow does not require a build of StaticLight
UE - Graphics Features - Dec 7, 2017If static mesh's material slot's cast shadow is changed, UE4 does not show "LIGHTING NEEDS TO BE REBUILT". I solved it with the following fixes. StaticMeshEditorTools.cpp void FMeshSectionSettin ...
Cannot run any packaged project if "Force all skinned meshes to recompute tangents" has been enabled in an unrelated project
UE - Foundation - Core - Apr 20, 2018Enabling the "Force all skinned meshes to recompute tangents" sets the value at a Windows user level so that it affects all UE4 projects opened by that user, including unrelated packaged projects. T ...
Crash on exit PIE after editing character blueprint of a code based side scrollers
UE - Gameplay - Apr 4, 2016After editing character blueprint of a code based side scroller project, starting PIE will show the camera detached from the character and exiting PIE causes the project to crash. NOTE: This appear ...
Ensure starting PIE after editing character blueprint of a code based side scrollers
UE - Gameplay - Apr 6, 2016After editing character blueprint of a code based side scroller project, starting PIE will show the camera detached from the character and exiting PIE causes the project to crash. NOTE: This appear ...
Unnecessary files in Perforce Depot
Several unnecessary files seem to have found their way into the Perforce depot and need to be cleaned up. Affected files:Engine/Documentation/Source/Engine/Matinee/HowTo/MHT_3/Images/MHT#_Drag_In_C ...
Foliage experiences odd culling when world origin is changed
UE - Graphics Features - Sep 13, 2017There is an odd issue occurring when the world origin is changed, changing the world origin causes the foliage to cull in unexpectred ways. The issue can be solved by using the console command "r.Al ...
[CrashReport] UE4Editor_Foliage!AInstancedFoliageActor::PreEditUndo() [instancedfoliage.cpp:2296]
UE - World Creation - Worldbuilding Tools - Foliage - Dec 1, 2017This is a common 4.18 crash. Users have not provided any description of their actions when the crash occurred. Source Context 2286 void AInstancedFoliageActor::PreEditUndo() 2287 { ...
Buffer Visualization Modes Are Inaccurate
UE - Graphics Features - Apr 19, 2018In 4.18, Buffer Visualization Modes appear very similar to their representation in Buffer Overview. In 4.19 and Main (CL 4008322) the results are very blown out. Similar issue reported in [Link Remo ...
Complex collision mesh might lose its collision in the editor
UE - LD & Modeling - Modeling Tools - Mesh Editing - Feb 18, 2020This is affected by loading order. In the case, display mesh was loaded firstly and try to build collision mesh form complex collision mesh asset. But the collision mesh didn't finished to make Ren ...
Edge Screen Artifacts when calling Widget Blueprints to the Viewport and toggling Fullscreen Mode
UE - Editor - UI Systems - Apr 6, 2016Widgets called to the Viewport with Fullscreen enabled, will eventually cause artifacts to appear on the edges/borders of the screen. There is currently a forums post with multiple users reporting ...