Unreal Engine Issues
Unreal Engine Issues
NavMesh does not build correctly to SkeletalMesh collision
UE - AI - Mar 16, 2015NevMesh cuts out holes for collision incorrectly with Skeletal Meshes. Skeletal Meshes with "Can Ever Affect Navigation" set to true and that have a Physics Asset are capable of causing this. ...
StrategyGame Performance Regression on iPad Mini 4
UE - Platform - Mobile - Aug 17, 2016We encountered this issue during the Mobile Compat pass for 4.13 4.12 FPS/FR: 60/16 4.13 FPS/FR: 47/20 ...
meta specifier ArrayClamp does not work with array in struct
UE - Gameplay - Blueprint - Sep 14, 2016Giving an int32 variable the specific ArrayClamp has no affect when the specified array is defined inside a USTRUCT(). Variable is able to be set to a value outside of specified struct's range. ...
Can't undo blueprint/material movement done by arrow keys
UE - Gameplay - Blueprint - Feb 8, 2017When moving nodes in materials and blueprints using the undo option doesn't undo the movements made by the arrow keys. This issue affects anything that uses nodes on an event graph. ...
Error on Attempting to Save Map Containing Actor Sequence Component
UE - Anim - Sequencer - Sep 28, 2017colored text+Link to screencast of repro steps: + [Link Removed] -May take some clicking around even between windows -Will not save after this -Does not affect 4.16 ...
Blueprint Android app installers are named *UE4Game*.bat
UE - Platform - Mobile - Jun 4, 2018In 4.19 blueprint-based apps are named after the project name, but in 4.20 they are all called Install_UE4Game-armv7-es2.bat. This also affects the Uninstall_*.bat ...
Severe ghosting on animated objects when camera stops moving in sequences when using path tracer
UE - Graphics Features - Lumen - Aug 2, 2019Pixels seem to stop updating in the path tracer when a camera stops moving in sequence. Old color values from objects that have moved seem to still affect pixels they should not. ...
Crash opening FaceARSample on iOS
UE - Platform - XR - Jul 26, 2019FaceARSample is crashing as soon as it is opened on iOS. Tested on a iPhoneXS 12.4. Regression: Yes I was able to get FaceARSample on the same device the previous release 4.22. ...
Custom Time Dilation has no effect on Player Camera Manager
UE - Anim - Sequencer - Jun 10, 2020It seems like setting Custom Time Dilation on the Player Camera Manager does not affect the amount of time it takes to blend between cameras with Set View Target With Blend. ...
Crash adding subscene to a looped subscene - MovieSceneSequenceTransform.h - WarpCounts.Num() == NestedTransformsSize
UE - Anim - Sequencer - Oct 11, 2021Crash adding subscene to a looped subscene. Note this did not repro with brand new sequences not sure what's different about this older content. This also occurs in Release-5.0. ...