Unreal Engine Issues
Unreal Engine Issues
Retopologized landscapes ignore collision when mip level set to 1
UE - LD & Modeling - Terrain - Landscape - May 14, 2015Object collision ignores landscape components that have been retopologized if the landscapes collision mip level is set to 1 instead of 0. ...
Draw Line in HUD does not respect alpha < 1.0
UE - Gameplay - May 2, 2016Draw Line in HUD does not respect alpha < 1.0, instead drawing completely opaque in all circumstances. Regression (No) issue (does) occur in 4.10.4 ...
Fix textureLOD for PowerVR workaround
UE - Platform - Mobile - Mar 9, 2015https://forums.unrealengine.com/showthread.php?61511-A-few-questions-in-regard-to-texture-compression-reflections-and-deployment&highlight=powervr This code was added back on 8/2013, changelist 178 ...
Fix missing semicolon in GooglePAD_APL.xml
UE - Platform - Mobile - May 6, 2020There is a missing semicolon in the GooglePAD_APL.xml file. Fix does not require change to binary release so users can just edit this file or get the fix from GitHub. ...
Landscape displaces after converting file to Twinmotion 2026.1
TM - Core - Apr 23, 2026Reported in SF [Link Removed] The client has a file from Twinmotion 2025.2 that contains a sculpted landscape. When converting the file to Twinmotion 2026.1, the landscape becomes displaced from it ...
Color Information Clamped to a Max of 1 in Cascade Color Modules
UE - Graphics Features - Dec 3, 2014You cannot enter a value higher than one in any color module. WORKAROUND - You can graph it and select the point you want to change and then set value to any number, but it will be clamped back to ...
UnrealVS cannot be installed with VS2019 16.1
UE - Foundation - Cpp Tools - UnrealVS - Jun 3, 2019If a user has Visual Studio 16.1 installed, UnrealVS will report that it is not compatible and refuse to install. ...
Mobile Occlusion (ES3.1) is buggy with multiview enabled on Mobile VR platforms
UE - Platform - Mobile - Jul 31, 2018Launching on VR Mobile platform with Mobile Multiview and OpenGL ES3.1 enabled breaks occlusion. Also occuring in Main @ CL4235929 Users example project attached, also confirmed in VR Template. ...
Crash when destroying a geometry collection actor
UE - Simulation - Physics - Aug 7, 2020When an actor with geometry collection is destroyed, the engine doesn't remove elements from array in the ChaosSolver So illegal references occurs. Removing element with following quick fix code ...
Skip Assigning Gamepad to Player 1 does not work
UE - Gameplay - Input - Feb 2, 2024This is a regression from a long while ago that needs to get fixed ...