Delay nodes occasionally don't fire the "Completed" output in a nativized build.

UE - Gameplay - Blueprint - Jun 13, 2018

This happens when the 32-bit LatentUUID signed integer that we generate for the delay node starts with "-1" when converted to an FString (e.g. "-1824950080"). During compilation, we pack latent fun ...

Editor crashes on launch with Intel graphics on El Cap

UE - Graphics Features - Jan 19, 2017

Assertion failed: GMaxRHIFeatureLevel == ERHIFeatureLevel::SM5 [Link Removed] [Line: 39] Run with the following command line: EngineQAs-MacBook-Pro:~ engineqa-admin$ /Users/Shared/UnrealEngine/4.15 ...

Default value lost when placing a struct within a user defined struct

UE - Gameplay - Blueprint Editor - Sep 18, 2017

The default value of a child struct that is added to anther struct is not retained in the parent. An example would be if the child struct contains an integer, the default value when added to another ...

Android launch images change size while onscreen

UE - Platform - Mobile - May 4, 2020

This was reproduced both in Match 3 and a new BP project with a custom launch image. Note that on Pixel 2 the BP project behaves a little differently than Match3. It displays in full size, then s ...

mobile DOF setting is not applied when play on standalone mode

UE - Platform - Mobile - Feb 20, 2023

In 5.0, the mobile depth of field settings were correctly reflected when running standalone. However, in 5.1, the DOF doesn't appear to be working correctly and the focus is off, causing a blurry im ...

Launcher and Editor context / dropdown menus do not display correctly on upcoming Windows 10 build

UE - Editor - UI Systems - Slate - Oct 3, 2016

A few users using the Windows 10 Insider Preview have found that after a certain point in the Prerelease builds, starting at 14915 it seems, the Unreal Editor and Epic Games Launcher context menus h ...

Crash calling destroy actor for Geometry Collection while it's simulating

UE - Simulation - Physics - Destruction - May 12, 2020

Crash occurs when user call Destroy Actor on a Geometry Collection Actor. This seems to only occur while the actor is simulating. If called while on the ground, it doesn't seem to occur. ...

Launch Game Crash with None Distribution Method in Cascade

UE - Graphics Features - Jun 24, 2015

When you set the Distribution method to NONE in an initial Mesh Rotation Module of Cascade, cook the content for windows and then Launch for windows (or other non-editor device), the launched game w ...

UMG Designer preview: Incorrect resolution on Samsung s8 and s9

UE - Editor - UI Systems - Jul 30, 2018

"By default, the device profile for android_high (which is used by phones such as the galaxy s8 and s9) gives a scale factor of 1.0 resulting in 1280x720. When choosing a ~2:1 device such as the gal ...

Crash when creating a USkeletalMeshComponent inside a UMotionControllerComponent

UE - Anim - Runtime - Jan 11, 2023

This is not a Regression. Tested in //UE5/Release-5.0 CL23058290. Crash occurs when creating a USkeletalMeshComponent inside a UMotionControllerComponent when applied to a Character. Commenting out ...