Unreal Engine Issues
Unreal Engine Issues
-binnedmalloc is broken on Linux
UE - Platform - Linux - Oct 31, 2016In 4.13 launching a linux game with -binnedmalloc will use the binned allocator. In 4.14 the command line was accidentally changed to -binnedmalloc1 while making other changes. It is still -binnedm ...
CRASH: Editor Crashes When Minimum Value of X Axis Range in 1D Blendspace is not set to Zero
OLD - Anim - Nov 17, 2014Crash Reporter: [Link Removed] In a Blend Space 1D, setting the minimum value to any variable other than zero then applying and saving results in the editor crashing. Since being labeled "fixed," ...
Content Examples: Blueprints_Overview Stand 1.7 Spark particle system does not fire from coin
Docs - Samples - Jan 19, 2017During runtime, the red coin in Stand 1.7 on the Blueprints_Overview map of Content Examples should emit a large spark particle system 5 times. While investigating, I tried disabling "Use Fixed Rel ...
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 ...
Unimplemented Simplygon function causes empty mesh LODs and crashes
Tools - Aug 31, 2018When we do the refactor for MeshDescription we miss the staticmesh reduction project settings option and change only the quadric reduction. There are two possible fixes for this issue: 1. Implemen ...
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# ...
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 ...