Actor with Camera Component UProperty causes ensure when PIE ends if replicating

UE - Networking - Nov 17, 2015

If an Actor with a CameraComponent is set to replicate, ending a PIE session with 2 players will result in an ensure ...

Certain combined Linear/Angular movements cause Client to freeze for several seconds

UE - Simulation - Physics - May 24, 2019

When using Replicated Movement, certain combined linear/angular movements cause the client to freeze for several seconds and then catch up to the server. This is a regression from 4.21.2 (CL-4753647 ...

COM Media Type error in video writer on 8K videos

TM - Rendering - Dec 12, 2024

360 videos set to 8K resolution will fail to render in Twinmotion 2024.1.2 and newer Render attempts will end abruptly shortly after being initiated with the following error message ion the logs L ...

Converting a landscape to blueprint crashes editor

UE - Gameplay - Blueprint - Sep 17, 2015

Converting a landscape to a blueprint immediately crashes the editor. Frequency: 2/2 ...

Setting a component to replicate in an Actor that is already set to replicate alters the location of the mesh on the Client after enabling physics

UE - Networking - Jan 27, 2016

Setting a component to replicate in an Actor that is already set to replicate alters the location on the Client after enabling physics. Note this only appears to occur with components added in Const ...

3D Widgets do not render correctly for GearVR

UE - Platform - XR - Jun 15, 2016

3D widgets attached to the camera render incorrectly when compared to the oculus rift. When the Widget is centered to the camera and attached to it in the Character BP the widget will render incorre ...

Packaging for HTML5 seems to have grown in package size

UE - Platform - Mobile - Aug 30, 2016

The size of packages for HTML5 has greatly increased since 4.10.4 to 4.11.2 and has since increased. Example: First person template, no starter content - size of whole HTML5 folder once packaged: 7 ...

Combobox shows no text in android device using Mac.

UE - Platform - Mobile - May 19, 2017

This issue is reproduced in 4.16 preview 3 version and in Mac, deployed into android device. And not reproduced in windows pc. Not reproduced in 4.15.2 launcher version(regression) Not reproduced on ...

RPCUtility cannot be built in 4.22

UE - Foundation - Cpp Tools - Feb 22, 2019

The RPCUtility binaries cannot be built in 4.22 due to an issue with DotNETUtilities. When attempting to build the RPCUtility binaries as part of the BuildCommonTools command, the build provides a w ...

TArrayView64 RangeCheck prints the incorrect error messages for values over 32-bit length

UE - CoreTech - Apr 29, 2022

TArrayView64 RangeCheck prints the incorrect error messages for values over 32 bit. Repro Rate: 4/4 Tested this in //UE4/Release-4.27 @ CL#18319896 and the issue did occur there, it is not a regre ...