ApplicationReceivedScreenOrientationChangedNotificationDelegate does NOT work properly on Android

UE - Platform - Mobile - Aug 5, 2019

ApplicationReceivedScreenOrientationChangedNotificationDelegate supports iOS but not Android. Probably, Java_com_epicgames_ue4_GameActivity_nativeOnConfigurationChanged should be useful for fix thi ...

Ensure/Crash upon opening TM-Hair with Vulkan RHI | Ensure condition failed: DepthStencilLayout == VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL

UE - Rendering Architecture - RHI - Oct 7, 2020

Ensure happening on both Linux and Windows when using Vulkan RHI. Editor will Crash on Linux however when map TM-Hair is opened. Not a Regression, TM-Hair and Grooming feature is new to 4.26 and do ...

Pixel inspector does not work in Vulkan

UE - Rendering Architecture - RHI - Apr 23, 2019

The pixel inspector does not work in an editor using vulkan The pixel inspector works fine in dx11 Related to [Link Removed] and [Link Removed], but making a new bug for separate prioritization ...

Android Random Startup Crashing

UE - Platform - Mobile - Sep 9, 2020

Licensees are reporting random crashes at startup, with randomly different messages, but it seems that all have a "low-address null pointer dereference".  The licensee believes that the phone someti ...

Refraction not working for some Android devices

UE - Platform - Mobile - Sep 11, 2015

Refraction does not work correctly on some Android devices however it works within the mobile previewer, and on iOS devices. Not working on: 5056_GalaxyS5 SM-G900H (ARM Mali-T628 MP6; 4.4.2) Worki ...

Textures black when Vulkan packaged for ETC1

UE - Platform - Mobile - Jan 15, 2017

This was discovered making builds for the Mobile Compat test. ...

ETC2 Android devices are no longer supported in the Google Play Store as of 4.14

UE - Platform - Mobile - Nov 29, 2016

When uploading ETC2 packages to Google Play Store, it shows that 10712 devices were removed as supported devices and 332 remain. They did state in their AnswerHub that the unsupported devices still ...

Event shutdown does not appear to fire off on Android

UE - Platform - Mobile - Oct 27, 2015

When the user tries to save data using the Event Shutdown the event does not seem to fire off. The data does not get saved ...

Crash occurs selecting play in Vulkan Mobile Preview without sdk installed

UE - Graphics Features - Oct 18, 2016

Was attempting to repro [Link Removed] in //UE4/Main when I hit the following crash ...

UMG Background Blur Not Working On Android

UE - Platform - Mobile - Oct 9, 2018

UMG Background blur does not appear when packaged for android. It will work in PIE at the same preview level but not when packaged for the device. Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.21 ...