Unable to recapture the network channel data after stop the profile

UE - Metaverse - Profiling Tools - Oct 18, 2023

It appears that networking insights data is not being gathered when a delay capture is started with the "trace.send" or "trace.start" command. If we were starting from the application startup time w ...

Planar Reflection seems to render inverted

UE - Platform - Mobile - Jul 6, 2016

Planar Reflections seem to be inverted on mobile devices. The angles seem to be off too. ...

Running PIE with a dedicated server with 2 or more clients will clear undo buffer

Tools - Apr 29, 2016

The user can no longer undo in the editor after running a dedicated server with 2 or more players ...

Material Billboards are Incorrectly Reflected

UE - Graphics Features - Sep 12, 2016

When using a billboard material as a component it will reflect incorrectly. This happens with both Screen Space and Planar Reflections. ...

FBX imports non-sequentially named Skinxx id's will not import all material elements

UE - Editor - Content Pipeline - Import and Export - Jan 25, 2016

When importing an asset that is using the naming convention for SkinXX to order material elements does not work properly when the elements are not sequential. Any material that is not in sequential ...

iOS Device displays textures darker than in Editor

UE - Platform - Mobile - Jan 30, 2017

The issue is that on iOS devices textures are displaying significantly darker than expected. I did a color calibration with my monitor to get a more accurate representation of the texture. I set th ...

Listen Server Character Movement appears to have no Interpolation

UE - Gameplay - Player Movement - Jun 14, 2016

Listen Server Character Movement appears to have no Interpolation causing the character's movement to appear choppy ...

Using a user generated timeline in blueprint causes an exception in engine code.

UE - Gameplay - May 13, 2015

This crash is caused by an exception that is thrown due to the functions inside of a blueprint based off a user-defined class that is suppose to mimic Timelines. ...

Character Movement Mode in Water Volume is affecting all clients

UE - Gameplay - Player Movement - Dec 16, 2019

Strange behavior concerning Character Movement Network Replication and a Water Physics Volume.  Upon entering water volume, Character Movement mode is set to swimming, however if more than one clien ...

Asset Registry GetDerivedClassNames does not work properly during editor startup

UE - Foundation - Core - Jun 25, 2020

This bug comes from https://udn.unrealengine.com/questions/585499/view.html which describes a problem where a licensee is trying to use the AssetManager to scan a primary asset type that is generate ...