UE4Editor does not start when there are no audio devices available

Platform - Linux - Sep 26, 2018

UE4Editor does not open when there are no audio input or output devices available. The editor hangs at 83% after it initializes the AudioMixer. This issue looks like it was caused by CL 4396954. Et ...

Navigating the Editor on Linux with a Wacom Tablet is difficult

Platform - Linux - Sep 17, 2018

Movement is quite sporadic and jumpy when using a Wacom Tablet to navigate the Editor on Linux. The Editor pans and zooms in and out really quickly with the slightest of movements. This was report ...

Logs containing UTF-8 characters don't appear in CMD/Terminal on Linux

Platform - Linux - Sep 5, 2018

If a log message contains UTF-8 characters like "ő" or any Russian one ("л") it won't be printed to cmd or terminal but it will be printed to the log file. This is a regression from 4.19.2 (CL-40337 ...

CMake include path for generated Sources differs from actual generated Sources location

Platform - Linux - Sep 4, 2018

The CMake project generated by UnrealBuildTool does not specify the (correct) directory for files generated for game classes. This happens when generating the CMake files from within the editor usin ...

Crash on Linux when starting Editor in Turkish

Platform - Linux - Jun 4, 2018

Attaching a screenshot of the crash through command line. I was unable to get a callstack or an updated log as they didn't get generated/updated. I tested this using the command '$ ./Engine/Binari ...

Can't navigate in Viewport or use Hotkeys when launching UE4 with a Russian keyboard layout on Linux

Platform - Linux - May 30, 2018

When using a Russian keyboard layout and/or a Russian keyboard, you can't use any hotkeys or navigate around the Editor. After testing this with a German keyboard as well, it is believed this issue ...

Crash when calling an event with an enum reference parameter with literal

Platform - Linux - May 1, 2018

The issue appears to be the type of the input pin on the custom event(or function - both behave the same), under normal circumstances it should allow you to pick the enum from a list on the calling ...

Foliage Culling is Broken on Linux

Platform - Linux - Apr 25, 2018

When viewing foliage on Linux it culls in and out as the camera comes closer to it. Also changing the way it is rendered to become grey and transparent (and changing back to normal, perhaps dependin ...

Hot-Reload doesn't work in Linux

Platform - Linux - Apr 24, 2018

Every time a change to a C++ class is made, the corresponding Blueprint that inherits from it doesn't receive the changes via hot reload and the Editor has to be restarted. User is suing the build ...

Linux servers cannot start on machines with less than 2G of RAM

Platform - Linux - Apr 23, 2018

The are reports on AnswerHub that servers don't start on machines with low memory. This is caused by an inflexible set up of OS allocation pools on Linux that demands at least 2GB (or close) of RAM ...