The screen will be darker than other platforms(Android,PC/Mac preview) on IOS if both MSAA and MobileTonemapperFilm enabled

UE - Platform - Mobile - May 16, 2019

[Image Removed] [Image Removed] [Image Removed] [Image Removed] ...

Migrate away from deprecated JCenter

UE - Platform - Mobile - May 12, 2022

Since JCenter is already obsolete, we will get an error when we try to use JCenter( e.g.  project using Facebook SDK for Android). This issue can be solved by adding mavenCentral() to the repositor ...

Crash upon taking a screenshot on Gear VR

UE - Platform - XR - Jul 13, 2017

Using the shot console command or the RequestScreenshot function to take a screenshot in Gear VR causes the app to crash. This was tested on Android-19, ETC-1 configuration, with both Developer Mode ...

Media textures are over saturated on ES31

UE - Platform - Mobile - Apr 4, 2018

This looks like the same issue as [Link Removed], but for ES31 (that was originally reported on ES2 and likely ES31 was not tested) So far this has only been tested on Android. It didn't occur on ...

[CrashReport] Linux crash - FVulkanDynamicRHI::Init()

UE - Platform - Linux - Aug 16, 2017

This is a trending Linux crash in 4.17.0 that has also occurred in 4.16 Callstack from LogLogLinux: Error: appError called: Assertion failed: Assertion failed: [File:/home/---/UnrealEngine/Engine/ ...

Application crashes when blueprint contains a copied timeline

UE - Gameplay - Blueprint - Oct 15, 2015

Copied timeline nodes triggers an Android crash and a black screen on the iOS devices. ...

LIVE: Some Chinese letters do not show when used with UMG when deployed to mobile

UE - Editor - UI Systems - Localization - Nov 7, 2014

When deploying a project to an Android device that uses UMG and Chinese text, Not all text is displayed when deployed to a mobile device ...

Error when packaging C++ projects in 4.16 Binary

UE - Foundation - Core - Feb 23, 2017

Packaging a C++ project for Android, iOS, or Windows produces an Error. This issue did not reproduce when testing in a source build from P4. Spoke with ChrisB and he believes this is due to the pac ...

Imported FBX causes a crash

Tools - Apr 22, 2016

Edit MattK: This seems like more of a cooking issue than an fbx issue. The crash is related to nav collision When adding a FBX import into your project, if you do not close the project out and ope ...

Mobile MSAA breaks Modulated Shadows on OpenGL ES 2

UE - Platform - Mobile - Apr 2, 2018

UPDATED DESCRIPTION When enabling Cast Modulated Shadows on a Directional Light and using Mobile MSAA on Android OpenGL ES 2, shadows from the Directional Light do not render when dynamic objects ar ...