Launch on to HTML5 fails in browser with Expression (mp_Table) failed in LowLevelMemoryMap.h

UE - Platform - Mobile - Jun 16, 2017

I was able to repro this on both FF and Chrome. I have the latest FF 64-bit and was running into this after I deleted my intermediates, ran GenerateProjectFiles.bat, and built UE4 in VS. ...

[CrashReport] Assertion failed on Linux: SharedContext.hGLContext in OpenGLLinux.cpp

UE - Platform - Linux - Jun 16, 2017

This is a top community crash occurring on Linux. The two linked CrashGroups have nearly identical callstacks. A log file is attached. Additional information is currently unavailable. Callstack f ...

Playrate / slomo causes motion blur length to change incorrectly

UE - Graphics Features - Jun 16, 2017

Discuss with the team what the actual desired behavior should be and adjust this calculation. This one is meant to stabilize the motion blur when we have a variable delta time but may be having kn ...

Custom Mesh Component gives incorrect bounds

OLD - Anim - Jun 16, 2017

Custom Mesh Component > Get Component Bounds gives incorrect bounds > Box Extent User Description: [4.16.1] Using "Get Component Bounds" on a Custom mesh component gives unusual numbers for the Bo ...

Crash on exit with NULL FTextRenderComponentMIDCache

Suggested fix is to relocate the Super::PreExit() call to the end of UGameEngine::PreExit() so that level streaming can be safely flushed before the MID cache is cleaned up. ...

Class viewer does not save filters when closed

Tools - Jun 16, 2017

Regardless how the filters are set in the Class Viewer window, closing and reopening the window causes the filters to be reset to the default options. Regression: No - this behavior exists in 4.15. ...

HTML does not properly show mouse with Set show mouse cursor node

UE - Platform - Mobile - Jun 15, 2017

When playing a project on HTML 5, the node "Set show mouse cursor" does not appear when the node is used. ...

Project cant package with Nativize on and Widgets as value in TMap

UE - Gameplay - Blueprint - Jun 15, 2017

When packaging with nativization if you have a widget as a value in a TMap, the package will not finish building. The TMap will throw an error during the Package process that reads: UnrealBuildToo ...

Crash Occurs when using the FreezeRendering Console Command in a Packaged Win64 Project

UE - Graphics Features - Jun 15, 2017

A crash occurs when entering the console command, 'Freezerendering' in a packaged Windows 64 bit project. The freezerendering command is used for debugging and performance purposes. An interesting ...

Set tracking origin has a 90 degree offset between Floor and Eye level

UE - Platform - XR - Jun 15, 2017

Set tracking origin has a 90 degree offset between Floor and Eye level. When switching the Setting for the Set Tracking Origin Node from Floor level to Eye level, there appears to be a 90 degree dif ...