Packaging for Linux in a binary build should be disabled when not supported

UE - Platform - Linux - Jan 5, 2015

According to the user, if you install Linux toolchain, the binary build will allow you to package for it, and will not handle the failure gracefully ( https://forums.unrealengine.com/showthread.php? ...

Cannot PIE; Data Table Still Being Edited

Tools - Dec 22, 2015

After making some changes to a Data Table, attempting to PIE fails and returns this error message: Cannot Play In Editor When Performing Edit MemberVar_1 operation. This occurs after closing and sav ...

r.ScreenPercentage.Editor does not function

UE - Graphics Features - Jun 2, 2016

Setting r.ScreenPercentage.Editor does not affect the upsampling/downsampling of the viewport in the editor. Regression: YES - the console command correctly adjusted the screen precentage in 4.11.2 ...

SteamVRAssetManager color format mismatch

UE - Platform - XR - May 23, 2018

User requests that TSF_BGRA8 in SteamVRAssetManager.cpp be changed to TSF_RGBA8 to match OpenVR API https://github.com/ValveSoftware/openvr/wiki/IVRRenderModels::LoadRenderModel SteamVRAssetManage ...

Crash Occurs when using the FreezeRendering Console Command in a Packaged Win64 Project

UE - Graphics Features - Jun 15, 2017

A crash occurs when entering the console command, 'Freezerendering' in a packaged Windows 64 bit project. The freezerendering command is used for debugging and performance purposes. An interesting ...

Packaged Paper2D game using Flipbooks crashes when opening Level

UE - Gameplay - Components - Sep 11, 2020

Paper2D game using Blueprint Actor with Box Collision and Flipbook Component crashes frequently when loading levels in packaged Development Build. Reported and tested in versions 4.25.3(CL 139427 ...

Crash when applying a LandscapeVisibilityMask material to a Landscape's material slot

UE - LD & Modeling - Terrain - Landscape - Apr 28, 2017

Crash that occurs when applying a masked material (with LandscapeLayerBlend and LandscapeVisibilityMask) to a Landscape's material slot. This is a regression: broken in 4.16.0 CL 3405315 worked in ...

Execute Console Command r.SetRes Fullscreen breaks Dynamic Skylights when tied to Event BeginPlay

UE - Graphics Features - Apr 6, 2017

Using the Execute Console Command 'r.SetRes 1920x1080f' directly with an Event BeginPlay node within blueprints, any Stationary/Movable Skylighting information is no longer visible. A simple workar ...

Random Number Generated in Constructor Returning Different Value on Begin Play

UE - Gameplay - Jan 13, 2016

When generating a random number using FMath::RandHelper() in the constructor of an actor, attempting to print that same number on BeginPlay returns a different value than the constructor. However, ...

Crash when breaking Level Instance within Data Layer Asset

UE - World Creation - Worldbuilding Tools - World Partition - Feb 2, 2023

A crash occurs when breaking a level instance contained in a data layer.  This does not occur in 5.0.3, however the behaviors of Data Layers are different in 5.1 where the Data Layer asset is added ...