[CrashReport] VCRUNTIME140!memcpy() [memcpy.asm:166]

UE - Foundation - Core - Feb 17, 2018

No user comments in crash group ...

[CrashReport] UE4Editor_ApplicationCore!FWindowsWindow::ReshapeWindow() [windowswindow.cpp:465]

Tools - Feb 17, 2018

No user comments in crash group 450 NewHeight = FMath::Max( NewHeight, FMath::Min( OldHeight, MinRetainedHeight ) ); 451 } 452 453 if (IsMaximized()) 454 ...

Objects with Translucent Blend Mode Material Aren't Affected by Refraction

UE - Graphics Features - Feb 16, 2018

There is an issue occurring where Objects with Translucent Blend Mode Material Aren't Affected by Refraction. This affects any translucent material regardless of the translucent materials settings. ...

Blueprint EventDispatchers unable to be reordered

UE - Gameplay - Blueprint Editor - Feb 15, 2018

UI appears to support EventDispatcher reordering, however reordering does not occur. ...

Unreal Header Tool can sometimes fail if an Engine plugin is Enabled By Default and has the "Program" Module Type set

UE - Foundation - Core - Feb 15, 2018

An Engine plugin with the Program module type and EnabledByDefault set to true can cause the Engine to fail to build successfully due to UHT failing. I was only able to reproduce this behavior using ...

Enabling RVO Avoidance breaks networked movement

UE - AI - Feb 15, 2018

When running a Dedicated Server in PIE while using RVO, the Player character doesn't move at all. When RVO is disabled the Player is able to move but it is laggy. ...

Translucent User Interface materials do not have a thumbnail preview

Tools - Feb 15, 2018

Translucent User Interface materials do not have a thumbnail preview. I do not see this issue with Translucent Surface materials. REGRESSION: No, this issue also occurs as far back as 4.17.2 ...

Doing a scene capture of a particle off screen on a thread other than the game thread in a packaged game asserts/crashes

UE - Niagara - Feb 15, 2018

From licensee: When building and running the package on windows or other platforms, the game stops at an Assert when a particle is being rendered (off screen) from a thread other than the game thre ...

Local binary build looks for code files using the original file path where it was first created

UE - Foundation - Core - Feb 14, 2018

A local binary build that is installed on a computer different from the one where it was originally created, with a different root directory location, attempting to go to the definition of a Bluepri ...

Performance hitch when creating widgets with child widgets containing animations

UE - Editor - UI Systems - Feb 14, 2018

When creating widgets that contain child widgets with animations, the performance appears when adding animations via child widgets. If the same amount of animations are created in a widget, the perf ...