Unreal Engine Issues
Unreal Engine Issues
Map load stalls in texture streaming code
UE - Graphics Features - Jun 13, 2017A change was made to AActor.GetComponents which appends the results instead of resetting the output array. This seems to only impact 2 places in the code, and has a big side effect in the texture st ...
Cannot undo moving a mesh via Pilot
Tools - Jan 2, 2018There is an issue where the undo does not affect movement made by piloting an object in a level. This issue does not appear to be a regression. Versions Tested: This issue occurs in all versions te ...
Translucent Materials Receiving Incorrect Shadows in Forward Shading
UE - Graphics Features - Oct 2, 2018Translucent Materials will receive incorrect shadows in forward shading. This is working as expected in 4.18 CL# 3832480 Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.21 CL# 4408769, 4.22 CL# 4413 ...
TimeStretchCurve doesn't work in Animation Montage
UE - Anim - Gameplay - Oct 9, 2018Using a TimeStretchCurve in an Animation Montage doesn't cause it to slow down or speed up when keys are added to the curve. Link to API: [Link Removed] This was reported and tested in 4.20.3 (CL ...
User focus navigation does not respect Wrap setting for Prev/Next
UE - Editor - UI Systems - Oct 11, 2018Using Tab/Shift+Tab to navigates between all buttons on the player screen instead of the buttons that are constrained within an overlay Tested in 4.19.2 (CL - 4033788), 4.20.3 (CL - 4369336), 4.2 ...
Incorrect Particle Translation When Reactivated
UE - Niagara - Oct 30, 2018When attaching a ribbon particle system to a moving object, undesired/unexpected effects take place when the object moves out of camera view. Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.21 CL# ...
When Both AnimMontage and AnimationTrack are Playing, the Blending Results are Different from Expectation
UE - Anim - Sequencer - Dec 11, 2018When Slot animation by AnimMontage and AnimationTrack is done at the same time, the blend result differs from expectation. Probably because if AnimMontage's loop playback by EventTrack is executed, ...
CircleDOF Creates Artifacts When Close to a Translucent Surface With an Object Behind It
UE - Graphics Features - Dec 19, 2018With CircleDOF enabled artifacts will occur when getting close to a translucent plane with an object behind it. This does not occur with any other DOF method or if "Render After DOF" is disabled in ...
BuildGraph builds some tools for Win32 even if Win32 is excluded from the build
UE - Foundation - Cpp Tools - Jan 16, 2019When creating a local binary build of the Engine using the BuildGraph, there are several tools that are built for Win32 even if Win32 was specifically excluded from the BuildGraph (ie. -set:WithWin3 ...
Procedural Foliage Volume: Simulate() function doesn't work in Blue Print
UE - World Creation - Worldbuilding Tools - Foliage - May 10, 2019Procedural Foliage Volumes can be resimulated by clicking the Resimulate button. But they can't be resimulated from Blueprints, even if there is a Simulate() function that can be executed. Found in ...