When PCH is Disabled, Error Occurs in VulkanGenericPlatform.h at Android Build

UE - Graphics Features - Dec 6, 2018

If disable PCH in Target.cs, an error will occur when building for Android. The log is as follows. LogPlayLevel: Error: D:/Build/Release-4_21_0/Engine/Source/Runtime/VulkanRHI/Private/Android/../Vu ...

UDN 472564 - CurlHttp merges headers on redirect

UE - Online - Dec 7, 2018

when curl requests are redirected (301) – response headers are merged together and are comma separated.  but, Content-Type headers are required to use semi-colon ";" separators. ...

AttachComponent is not replicated correctly if re-attaching to the previous attachment

UE - Networking - Dec 13, 2018

See UDN https://udn.unrealengine.com/questions/473245/attachcomponent-is-not-replicated-correctly-if-re.html ...

Unable to open generated.h file in Visual Studio

UE - Foundation - Cpp Tools - Dec 13, 2018

This is related to [Link Removed], and possibly the same issue. It is still not possible to open a generated.h file from within a project solution. I was able to reproduce this in both a binary Engi ...

WMR: Crash in VR Edit Mode

UE - Platform - XR - Dec 19, 2018

Editor crashes when entering VR Edit Mode with WMR HMD ...

Android 9 has api compatibility problem

UE - Platform - Mobile - Dec 24, 2018

[CrashReport] UE4Editor_Landscape!FLandscapeComponentSceneProxy::DrawStaticElements() [landscaperender.cpp:1631]

UE - LD & Modeling - Terrain - Landscape - Nov 5, 2018

User comments in crash group:Enabled Flat Tesselation on a Terrain Material.I saved the material. 1628 if (HasTessellationEnabled) 1629 { 1630 ***** UMaterialInstance* NonTess ...

[Feature Request] Mouse-wheel zoom logic seems incorrect in UI Designer

UE - Editor - UI Systems - Jan 7, 2019

When using the mouse wheel to zoom the Designer view, the behavior is not intuitive. (ZoomLogicDesigner.gif) in the Designer view, place the mouse near the top left corner. Use the mouse wheel to ...