JAR files in libs are not included in classes.dex with Gradle

UE - Platform - Mobile - Aug 1, 2017

JAR files copied from Intermediate/Android/apk/libs for Gradle packaging are not included in the classes.dex in the final packaged APK. ...

Level Sequence option "Allow Level Edits Only" causes Frame Rate drop when used

UE - Anim - Sequencer - Aug 15, 2017

When using the new option "Allow Level Edits Only" there is a drastic frame rate drop while playing the sequencer. This frame rate drops when only using this option. Versions Tested: 4.16.3 - CL: 3 ...

[CrashReport] Linux crash - error VK_ERROR_EXTENSION_NOT_PRESENT

UE - Platform - Linux - Oct 27, 2017

This is an early trending Linux crash in 4.18, but also occurred in 4.17. It seems to occur before a project loads. Callstack from Log[2017.10.26-01.39.08:606][ 0]LogVulkanRHI: Display: - Found g ...

Material compiler incorrectly generates error

UE - Graphics Features - Oct 30, 2017

Under certain conditions, the material compiler appears to detect errors where there are none. I debugged the particular case of the RGBtoHSV material function with JonathanL, and we believe that th ...

Thumbnail of material is not previewed if FSoftObjectPath is used.

UE - Editor - Content Pipeline - Import and Export - Jun 11, 2018

https://udn.unrealengine.com/questions/437463/%E3%83%9E%E3%83%86%E3%83%AA%E3%82%A2%E3%83%AB%E3%81%AE%E3%82%B5%E3%83%A0%E3%83%8D%E3%82%A4%E3%83%AB%E3%81%8B%E8%A1%A8%E7%A4%BA.html ...

Crash when calling SetActorLabel in Construction Script

UE - Gameplay - Blueprint Compiler - Jul 31, 2018

Calling SetActorLabel in construction script will cause a crash. Also occurring in Main @ CL 4235929 ...

SceneDepth failed with MSAA on PC Mobile Preview

UE - Platform - Mobile - Sep 19, 2018

In PC ,RHICreateTargetableShaderResource2D will create SeparateTarget and ShaderResource, and after basepass resolve depth from TargetableTexture to ShaderResourceTexture. But in mobile preview,  ...

REGRESSION: Metadata no longer import in Unreal from SKP files

UE - Editor - Content Pipeline - Datasmith - Exporters - Jan 16, 2019

The reason is simple, the actor names is not the same as the metadata name: [Image Removed] ...

CrashReportClientEditor crashes when starting Unreal Engine

UE - Foundation - Core - CrashReportClient - Jul 21, 2020

Destroying a camera actor makes the level Dirty

UE - Graphics Features - Oct 29, 2020

This does not occur except for Camera actors. ...