Editor locks up on Windows 7 when attempting to play media

Media Framework - Jan 14, 2017

Regression - was introduced in CL 3256177. Doesn't occur on Windows 10, only verified that with one user though. Possibly related to [Link Removed], though I'm on an AMD card. If you enter one of ...

Investigate crash reported with 4.16 on Sony Xperia Z3 running Marshmallow

UE - Platform - Mobile - Jun 28, 2017

A user has reported a crash that is occurring on his Sony Xperia Z3, https://answers.unrealengine.com/questions/667998/4161-dev-build-app-crashes-on-start-unfortunately.html The user has attached ...

Arrays of Soft Object local variables are not captured for reference graph

UE - Gameplay - Blueprint - May 20, 2019

This bug comes from https://udn.unrealengine.com/questions/492861/view.html and is a very similar problem to [Link Removed] The issue is that the code that harvests soft object references stored in ...

UnrealMathTest fails when compiled with VS2019

UE - Foundation - Cpp Tools - Oct 10, 2019

A crash or breakpoint is triggered when building UE4 with Project Files generated with -2019. Typeinfo.h was changed in MSVC v14.23 to just be typeinfo. ([Link Removed]) There is a pull request t ...

Properties not converting when using Core Redirects from BP to C++ class

UE - Core - Systems - Mar 15, 2021

Note: I also tried with different variables names and property redirects. It's also hits and misses.  I tried with a bool and an integer. Only the integer will convert but not for all instances.. ...

Runtime import, does not generate proper materials

UE - Editor - Content Pipeline - Datasmith - Importer - Sep 1, 2021

The models are darker than the one loaded directly in editor Left runtime, right editor [Image Removed][Image Removed] [Image Removed][Image Removed] You can find some details here from a udat ...

Anim Notify States are ended when CustomTimeDilation is set to zero

UE - Runtime - Animation - Oct 12, 2022

UDN link: https://udn.unrealengine.com/s/question/0D54z00008BEDfJCAX/set-actor-time-dilation-to-0-during-a-animation-notify-state-cancel-it?fromCase=1 Notify gathering functions (e.g. UAnimSequence ...

[Soundfield Submix] - Output is silent when routing sound to Unreal Ambisonics and then to Resonance

UE - Audio - Submixes - Dec 8, 2022

According to the official docs https://docs.unrealengine.com/4.27/en-US/WorkingWithAudio/Nativesoundfield/ an ambisonic submix can be rendered to Resonance or Oculus; however when doing so, while th ...

Cursor input does not work properly in exclusive fullscreen mode on a secondary monitor

UE - AI Workflows - UI Systems - Slate - Feb 14, 2024

Input doesn't seem to work properly when using exclusive fullscreen mode on some monitor other than the primary monitor. This is similar to other issues we've seen in the past with the cursor being ...

Standalone Material Function Instance creation results in crash

UE - Rendering - Architecture - Materials - Mar 2, 2023

Coming from UDN https://udn.unrealengine.com/s/case/5004z00001mDBzzAAG/material-instance-asset-creation-workflows?fromCase=1 Either standalone MFI creation should work just like MaterialInstances, ...