Projects cannot be built and opened in DebugGame from the commandline

UE - Foundation - Core - Oct 16, 2017

Code projects in 4.18 cannot be opened in DebugGame from the commandline. REGRESSION: Yes. This worked successfully in 4.17.2. The attached log is from 4.19. The log for 4.18 was similar. ...

Rotating Movement Component stops at pitch of exactly 90 or -90

UE - Gameplay - Apr 30, 2018

When you set the rotation rate of a Rotating Component so that the moved actor reaches exactly 90 or -90 pitch, it stops rotating for a few seconds. ...

4.21 PIE Issues in High DPI

Tools - Nov 26, 2018

Using a High DPI monitor with a multiple players PIE window results in the 2nd PIE window not saving its location when moved around. Using a monitor with a smaller DPI scale the 2nd window will save ...

Niagara Uniform Ranged for integers maximum is exclusive but should be inclusive

UE - Niagara - Dec 17, 2019

Uniform Ranged for integers maximum is exclusive but should be inclusive or at least say otherwise ...

Unable to recapture the network channel data after stop the profile

UE - Foundation - Insights - 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 ...

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 ...