Custom events cannot be overriden in child blueprints

UE - Gameplay - Blueprint - Jul 25, 2017

Custom events cannot be overriden in child blueprints. The add event option is no longer available so as to override a custom event that was created in the parent. This appears to be a regression. ...

Crash When You Add Get Landscape Material Node

UE - LD & Modeling - Terrain - Landscape - Oct 7, 2020

After staring a new, blank project, and adding a generic blueprint actor, the editor crashes after you add a "Get Landscape Material" Proxy to the event graph within the blueprint. ...

Multiple monitors bug with UE 4.14 on Mac

UE - Platform - Apple - Oct 26, 2016

In UE4.14, the Editor freezes and is unresponsive and/or user cannot use any element of the editor in the second display Regression: this did not occur in previous versions of the Engine: tested in ...

Assert when having too many VR devices

UE - Platform - XR - Aug 31, 2018

Internal team is encountering a crash when adding too many VR devices. Email thread titled "Re: Crash Logs" The bug is an internal limit of devices the code supports, which is 8. If a controller o ...

Typo in the tooltip for the DynamicBranch node results pin

UE - Content - Engine - Feb 22, 2016

The Tooltip for the Results Pin of the DynamicBranch Material node incorrectly says that Color Input 1 will render if the Alpha is greater than 1, but the setup is for greater than 0. [Image Remove ...

Missing binding object for component track in level sequence

UE - Anim - Sequencer - Mar 13, 2025

This issue occurs when clicking on the Rebind Possesable References action in a Level Sequence editor. The component reference appears missing and won't work anymore. It is worth noting that when ...

Crash undoing "replace actor with" when replaced object constructs child actors

UE - Gameplay - Oct 10, 2016

The problem seems to be that the construction scripts doubled up all the BlueprintCreatedComponents, so there are now 2 scene components(actually the same one duplicated) and now 2 child actor compo ...

Web Browser: No Transparency in 3D Widget Component on Mobile

UE - Platform - Mobile - Jul 6, 2018

Transparency is not being applied to web browser inside of 3d widget on android. Tested with Samsung Galaxy S5 4.19.2 CL 4033788 4.20p5 4173640 4.21 CL 4179794 ...

Level sequence updates more than once per frame when content editors are open

UE - Anim - Sequencer - May 27, 2016

When content editors are open, they cause sequencer to be updated more than once per frame. This causes animations running in PIE to play faster than expected. Licensee provides code for a potential ...

VCamMultiUser is missing VCAMCORE_API on structs

UE - Virtual Production - Tools - Virtual Camera - Mar 17, 2023

Salesforce link [Link Removed] ...