Selected option does not scroll into view when opening a combo box for the first time

UE - Editor - UI Systems - May 24, 2017

Selected option does not scroll into view when opening a combo box for the first time. It will only scroll into view if the combo box is clicked more than once (a 2nd, 3rd, ect...) ...

[CrashReport] Crash on Mac related to cooking for Android - libstdc++.6.dylib!std::_Rb_tree_rotate_left()

UE - Platform - Mobile - Jun 23, 2017

This is a common crash on Mac that has occurred since at least 4.12.5. It seems to occur during converting textures while cooking for Android. Callstack from LogLogCook:Display: Cooking /Engine/En ...

Paint Mode button options disappear when toggling on "Use Small Tool Bar Icons" in the User Interface

Tools - Nov 30, 2017

When toggling on the "Use Small Tool Bar Icons" under the User Interface settings, the button options that sit directly under the Colors, Weights, and Textures options in Paint mode disappear. Thi ...

Crash Occurs When Actors are Attached Across Persistent and Sublevels When Levels are Saved

UE - Anim - Sequencer - Dec 12, 2017

Can attach actors to each other through the use of sequencer even though actors are in different levels which leads to crashing when saving and changing levels F3DAttachTrackEditor::IsActorPickabl ...

Socket Preview Mesh's Scale Changes While the Socket's Scale Does Not When the Mesh Editor is Reopened

Tools - Dec 22, 2017

When setting a preview mesh and a socket to a relative scale, the socket's scale is saved but the preview meshes scale changes. This occurs when the asset is saved < mesh editor closed out < mesh ed ...

Can't delete a folder from the World Outliner

Tools - Jan 7, 2018

This issue is in the operation of World Outliner. If it attach another actor to the actor, even if you deleted folder that existed before, the folder will exist after restarting the editor. If it mo ...

Dithered LOD Shadowing transition issue when using Stencil with HISM

UE - Graphics Features - Feb 27, 2018

Hierarchical instance static meshes appear to have a shadowing issues when transitioning between LODs when dithering using Stencils. Note: This issue may be related to [Link Removed] or [Link Remo ...

[CrashReport] UE4Editor_Engine!FMaterialShaderMap::GetMeshShaderMap() [materialshader.cpp:2395]

UE - Graphics Features - Mar 30, 2018

User comments in crash group:Duplicating material and switched it cause i have to use itChanging a landscape material.I just import World Machine landscape with multi-layered.Crash when reaching 16 ...

Fog Does Not Behave As Expected in Splitscreen

UE - Graphics Features - May 25, 2018

This bug seems to repro very inconsistently for me, but I've seen it affect Atmospheric Fog and Exponential Height Fog, and reproduced in 4.18.3, 4.19.2, and Main CL 4093338. I've attached Config fi ...

Component Array doesn't update properly when using Text Variables

Tools - Sep 19, 2018

A Component Array doesn't update properly when using Structure Variables. Any array elements added after the setup don't get printed when the event is called. If you set the "Editable when Inherited ...