Unreal Engine Issues
Unreal Engine Issues
Reimporting an FBX causes invalid collision on Spline Mesh Components (Chaos)
UE - Editor - Content Pipeline - Import and Export - Nov 11, 2021Reported in UDN: [Link Removed] Reimporting a static mesh asset from an FBX file causes collision to disappear on spline meshes referencing the static mesh asset. In investigating this in 4.27, I ...
Issue where some colors are missing in some materials created by importing MaterialX files
UE - Editor - Content Pipeline - Import and Export - Apr 1, 2024From user: Comparing UE, Arnold, Vray and MaterialXView that have MaterialX files imported, some materials of UE clearly look different from other renderers. Looking into this issue, we found that ...
[CrashReport] UE4Editor-CoreUObject!UObject::IsSelected() [obj.cpp:1149]
UE - Graphics Features - Jan 12, 2019Generated from CrashReporter ...
Crash When Trying to Set Default Values to a Structure That Includes a Transform Variable
UE - Gameplay - Sep 6, 2018The Editor will crash when trying to set default values to a structure that includes a transform variable. Found in 4.19 C# 4033788, 4.20 CL# 4302132. 4.21 CL# 4347190 ...
GAS: Removing an AttributeSet followed by removing an active GameplayEffect results in client crash
UE - Gameplay - Gameplay Ability System - Aug 23, 2023Gameplay Ability System Standalone: Removing an attribute set and then removing an active gameplay effect that has a modifier for an attribute from that set results in a crash. Currently, one must ...
Unable to compile BuildPatchTool
UE - Foundation - Core - Nov 2, 2017Attempting to build the BuildPatchTool program fails due to a missing .h that was likely relocated. This may be related to, and is at least similar to, another issue where ShaderCacheTool is also un ...
NavLink component does not account for the cost of the path set by AreaClass
UE - AI - Sep 6, 2018In the test case, the NavLink component has a navigation cost of 1000000000. When the AI navigates to the NavLink the printed cost is only 2677. It is believed that the AreaClass isn't being taken i ...
Component names do not increment correctly when duplicating a component whose name ends with a number
UE - Gameplay - Components - Apr 10, 2019REGRESSION: Yes, this does not occur in 4.21. This also occurred before CL 58120777, which fixed [Link Removed] Duplicating or Copy/Pasting a component whose name ends in a number does not increme ...
Dithered LOD Transition does not work on some mobile devices
UE - Platform - Mobile - Aug 27, 2019I tested with some mobile devices and Dithered LOD Transition did not work on Huawei P20 Pro. This problem does not occur with Snapdragon. This problem does not occur with Snapdragon like Pixel 3. ...
ARCore: Camera does not function in ARDebugCheck app
UE - Platform - XR - Mar 14, 2022The camera is not turning on when using the ARDebugCheck app. Some details:The app does not ask for Camera permission and defaults to denied.ARDebugCheck is a Black screen after selecting "Start AR" ...