Unreal Engine Issues

The import option for Remove Degenerates will disable material collision checkbox

When you disable the import option for Remove Degenerates the checkbox under the materials for "Enable Collision" will be disabled. This only matters if per-poly collision is being used for the mesh ...

Certain materials are failing to compile in sample projects

Materials applied to the lava in the elemental demo are not rendering during the cinematic. With the dim lighting in the cinematic the lava appears very dark. The following shader compile warning ...

Large round stone in ZenGarden is no longer reflective

This is a regression from 4.14.3 at CL 3251583 This is only happening in packaged/standalone ...

Cloth environment collisions with APEX clothing is not thread safe.

This looks like a thread safety bug that's been in the clothing system for a very long time. Essentially a skeletal mesh component does a transform update and attempts to update the collisions of a ...

PlatformMediaSources fail to load in the editor.

MIDIDeviceController.h causes compilation errors when included in an external module

When you attempt to access MIDIDeviceController.h in your own project, it'll fail when you include it. This is the main error, while the other is a syntax error: missing type specifier - int assume ...

Raw Input debug info doesn't display axis properties until input is made

After running "showdebug rawinput", axis properties will not be visible in the debug information on screen, until the user makes input on the non-XInput device. ...

QAGame Crashes on launch on iphone 6 (iOS 8)

this crash was encountered during the mobile compat for 4.15. So far, just this device has been affected. ...

SunTemple fails to open on some Android devices.

This is occurring on device 2888_KindleFireHD8.9" This is a regression from 4.14 ...

Running ShowDebug console command during countdown in VehicleGame disables input

REGRESSION No, occurs in 4.14.3 In VehicleGame, if the user runs a "showdebug" command (such as "showdebug animation" or *showdebug rawinput") while the starting countdown is going on, all input wi ...