UDP Messaging causes extra network traffic on some network setups

UE - Networking - Oct 7, 2015

A few users are experiencing strange network traffic from UDP Messagine. They notice it on other devices connected to the network. In some setups, it can even cause you to have cable TV interrupti ...

Blueprint Editor Layout is not properly saving

UE - Gameplay - Blueprint Editor - Oct 19, 2016

There are some weird things happening with layout recently, like UE-37541 which doesn't allow the user to save their layout, then reset it to the saved layout. Interesting thing to note is that wh ...

[CrashReport] <unknown module>!UE4Editor_TrueSkyPlugin!FTrueSkyPlugin::RenderFrame()

UE - Graphics Features - Mar 6, 2017

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Access violation - code c0000005 ( ...

Mouse is not captured by default in PIE for the last client window created

Tools - Apr 28, 2017

Mouse is not captured by default in PIE for the last client window created. The last client does not capture the mouse automatically. This issue is similar to [Link Removed], however it appears to b ...

Pressing f11 while playing in editor new window fullscreens the viewport in the editor

Tools - Sep 25, 2015

Pressing F11 (in attempts to fullscreen) while playing in editor - new window causes the viewport in the editor itself to full screen as opposed to the new window that's created. expectation is 1 o ...

Set relative location in construction script does not work when value is [0, 0, 0]

UE - Gameplay - Blueprint - Dec 11, 2017

The Set relative location in construction script does not work when the value is [0, 0, 0] when used it does not set the location back when the specified component is moved, it does work for any val ...

EnableGameSound in PIE settings won't work after LoadMap is called

Tools - Jan 11, 2019

When PIE is started with the Enable Game Sound box unchecked, we set master volume to 0 to mute game sounds. However, any call to LoadMap will both flush the audio device and set the volume back to ...

Skeletal Meshes load unused textures into memory from hard referenced assets. (Skeleton, Physics Assets)

UE - Foundation - Core - UObject - May 1, 2019

Physics Assets & Skeletons referenced by the skeletal mesh will load materials & textures from their default skeletal meshes into the statistics window. Either the statistics window is incorrect abo ...

Vehicles with at least one kinematic collision do not function anymore

UE - Simulation - Physics - Oct 30, 2019

Using at least one source of kinematic collision on a vehicle causes animations or movement to not function any longer. This issue persists on child bones and collisions as well. Users are unable to ...

Dithered LOD Transitions not Rendering Correctly on iOS with Use Landscape Lightmap feature and Foliage

UE - Platform - Mobile - Jun 21, 2016

Dithering appears aggressive and has a screen door-like effect when using the new Landscape Lightmap in combination with Foliage LOD changes. Owen Stupka attempted to reproduce the issue on his iPa ...