FloatCurveAsset reference is lost when reopening a Struct

UE - Gameplay - Feb 18, 2020

Structs containing references to instances in the content browser of FloatCurves fail to store these data formats as default values. This was reported and tested in 4.24.2 (CL-11100242). This was r ...

Failing to compile global shaders with OpenGL4 enabled

UE - Rendering Architecture - RHI - Oct 13, 2020

OpenGL is supported but deprecated in 4.26 OpenGL4 is deprecated, you can comment this back in to add it to your targeted RHI list If you comment this back out you can package for Linux without an i ...

Duplicate level collections not being respected by UGameEngine::NetworkRemapPath

UE - Networking - Jan 5, 2021

When NetworkRemapPath was refactored in 4.26 to support replay connections via the rep graph, the check for duplicate level id on the driver was lost in the new code path. This causes the demo driv ...

First Person Template content is not available to be added to another project

UE - Content - Feature Pack - Nov 12, 2021

First Person Template content cannot be added to another project through the "Add Feature or Content Pack" function. This occurs in both 5.0-Early Access 2 and 4.27.1 Tested in //UE4/Release-4.26 ...

Panorama plugin for Movie Render Queue renders black images

UE - Anim - Sequencer - MRQ - Dec 15, 2022

Regression: Tested in UE5/Release-5.0, and the issue does not occur, so regression is yes This issue also occurs when you set "Enable alpha channel support in post processing (experimental)" to "Al ...

Unable to copy tracks from UMG animation to another animation

UE - Anim - Sequencer - Jan 27, 2023

In UE5.0 it was possible to paste Tracks from one Animation to another, but from UE5.1 this fails with the message "Can't paste section. No selected tracks to paste sections onto". The attached pro ...

Automation Wait for Loading node crashing with fatal error in shipping build

UE - Automation Test - Jun 8, 2023

Using the Automation Wait for Loading node in a shipping build causes a fatal error when the node is called. This issue is occurring in Binary  //UE5/Release-5.2 @ CL 25360045  This issue is occur ...

iOS launch screen might briefly appear in Portrait before switching to Landscape

UE - Platform - Apple - Nov 13, 2023

Sometimes on the first launch of the game after install, the launch image will be a cropped portrait drawn in landscape orientation, on the left side of the screen, with the top and bottom getting c ...

[AI] AgentToNavDataMap still contains entries when cleaning up navigation system

UE - AI - Navigation - Jun 10, 2024

The navigation system has errors in the log for agents still being mapped to navigation data in CleanUp. This appears to stem from agent step height being recalculated in ARecastNavMesh::SetConfig i ...

Alembic import causing a crash

UE - Gameplay - Sep 2, 2016

Importing this test asset will cause the editor to crash when using any of the Alembic Import options. I did notice that the source test asset does have 6750 frames but when going through the impo ...