M_Cave_Ground_Mud has an error which keeps floor in Particle Effects Sample from Rendering

Docs - Samples - Sep 29, 2015

Something must have changed with how LERP's or Vector Transforms deal with a float 0 value, which breaks this particular material Error:[Image Removed] Fix:[Image Removed] ...

StrategyGame Performance Regression on iPad Mini 4

UE - Platform - Mobile - Aug 17, 2016

We encountered this issue during the Mobile Compat pass for 4.13 4.12 FPS/FR: 60/16 4.13 FPS/FR: 47/20 ...

Extreme Brightness using SLS Specified Cubemaps for Skylights in VR

UE - Graphics Features - May 5, 2017

Surfaces are getting washed out or over brightened when using a Cubemap on a Skylight in VR. Tested 4.15.2 - 3416026 : Does not occur 4.16. p2 - 3415565: Occurs ...

Plugin Type breaks XCode syntax hightlighting

UE - Platform - Apple - May 16, 2017

Setting a plugin module's type to "Editor" causes syntax highlighting in XCode to break for .cpp files in that module. Setting the type back to Runtime fixes the behavior ...

Texture Color in UMG reverts to default value after Sequence is over

UE - Anim - Sequencer - May 30, 2017

After the timeline exceeds the sequence, the Material on the image reverts to default Red. This does not happen to the color on the font however. This does Not happen in Main and in 4.16.1 therefo ...

Import/export single culture localization failing

UE - Editor - UI Systems - Localization - Jul 11, 2017

[Link Removed] it seems like in 4.16 clicking the "Export translations for this culture" button (and perhaps import as well) for cultures that are not the native culture, you get an error ...

[CrashReport] UE4Editor_PropertyEditor!FDetailCategoryImpl::GetParentLayout() [detailcategorybuilderimpl.h:166]

Tools - Aug 22, 2017

This is an intermittent crash occurring in the 4.17 release. Users have not provided any descriptions of their actions when the crash occurred. The callstack is similar to [Link Removed], fixed i ...

Editor crash when Sequence component is added to code class

UE - Anim - Sequencer - Aug 31, 2017

Adding a USequenceComponent to a code class will cause the editor to crash when the component is selected in blueprints Regression: No - same behavior occurs in 4.16.3 (CL 3561208) ...

Return values are not saved in blueprint functions

UE - Gameplay - Blueprint - Sep 1, 2017

Blueprint function return nodes don't save any settings applied directly to the return node itself. Regression: Yes - this behavior does not occur in 4.16.3 (CL 3561208) ...

[CrashReport] UE4Editor_Kismet!SBlueprintPaletteItem::OnNameTextCommitted() [sblueprintpalette.cpp:1319]

UE - Gameplay - Blueprint - Sep 28, 2017

This is a trending crash after the 4.17.2 hotfix, although it has existed since the 4.16.1 hotfix. User Descriptionswas creating a new graph in a blueprint ...