Ejecting from player in multiplayer PIE results in the wrong world being displayed

UE - Networking - Dec 13, 2024

In [Link Removed], it mentions that only the instance in the editor viewport supports switching to Simulate In Editor when running multiple instances in PIE. However, rather than showing that instan ...

Planar Reflections do not appear to cull based on the view frustum

UE - Graphics Features - Oct 27, 2016

View Frustum and Occlusion culling do not appear to work for Planar Reflections though the stats in PIE seems to indicate otherwise. I've attached two gifs showing View Frustum and Occlusion chec ...

Material Parameter Collection parameters only return default values when drawn to a Render Target

UE - Graphics Features - Mar 27, 2019

Material Parameter Collection parameters only return default values when drawn to a Render Target This does NOT happen when drawing a material using a non-MPC parameter. To test this:Open Actor_BP ...

Source Control: Perforce Branch History is Parsed Incorrectly

Tools - Sep 26, 2016

Several issues have been reported within the ParseHistoryResults method from PerforceSourceControlOperations: 1. Any Records that share the same filename will only display the last record with that ...

Use Borderless Window setting doesn't work on Mac

UE - Platform - Apple - Oct 10, 2022

[Link Removed] The UseBorderlessWindow setting appears to not be implemented on Mac. We currently only apply the NWWindowStyleMaskBorderless style for tooltips and other "irregular" windows, so w ...

Restricted Gameplay Tags cannot be added

UE - Gameplay - Mar 15, 2024

The Gameplay Tags settings have the option to set up restricted tags as described in the documentation. Prior to 5.3, the UI correctly supported creating new restricted tags as described in the old ...

Importing specific Alembic geometry cache fails

UE - Editor - Content Pipeline - Import and Export - Oct 3, 2018

According to Licensee this problem seems to be caused by the time to sample the data. By changing the time to frame number, the import seems to be successful. \Engine\Plugins\Experimental\AlembicI ...

Inconsistencies in SMInstance Proxy Object Creation

UE - Editor - Workflow Systems - May 30, 2023

Sometimes when adding instances to Instanced Static Mesh component, you can click on individual instances in the editor and get special detail view - simple transform with the instance index number ...

CharacterMovementComponent: make crouching behavior compatible with custom gravity direction

UE - Gameplay - Components - Feb 20, 2024

CharacterMovementComponent has recently received support for custom gravity directions. Crouch logic needs to be updated to account for custom directions. Currently, crouching logic in CMC assumes Z ...

City Sample vehicle does not always produce an EndOverlap Event

UE - Simulation - Physics - Apr 23, 2024

Reported on UDN: Something in the setup of the City Sample vehicles means that if a vehicle starts inside a  Box Collider Component then it won't generate an EndOverlap when exiting. Vehicles in ge ...