Packaging a project to HTML5 and opening the project disables mouse over events

UE - Platform - Mobile - Dec 24, 2015

Packaging a game to HTML5 disables the mouse and mouse over events on local host, which prevents any mouse functionality from working in a packaged project. ...

Using a user generated timeline in blueprint causes an exception in engine code.

UE - Gameplay - May 13, 2015

This crash is caused by an exception that is thrown due to the functions inside of a blueprint based off a user-defined class that is suppose to mimic Timelines. ...

Packaged project crash on open with GEngine & ConstructorHelpers

UE - Foundation - Core - UObject - Jun 28, 2017

When GEngine is used in a constructor before calling a ConstructorHelper function, the packaged game will crash on open with an assertion about recursion (see screenshot) ...

Arrays on multicast events called from the server are not passed to clients

UE - Networking - Jul 19, 2018

Arrays that are passed into a Multicast Event as an input are not available on clients who call the function Regression?: Yes This did not occur in 4.19.2 ...

Mesh Decals don't work with HISM of non-nanite meshes

UE - Rendering Architecture - Aug 10, 2021

The HISM on the right has 4 instances light the ISM on the left, but only one instance works with the mesh decal material.  [Image Removed] ...

Looping Gameplay Cues are not removed if GameplayCueNotifyTagCheckOnRemove is true

UE - Gameplay - Gameplay Ability System - Aug 24, 2023

GameplayCues inheriting from GameplayCueNotify_Actor no longer have their Removed functions called when removed via UAbilitySystemComponent::RemoveGameplayCue if GameplayCueNotifyTagCheckOnRemove is ...

When using the draw text node On paint setting the position appears to have no effect

UE - Editor - UI Systems - Dec 7, 2015

If the user uses the on paint function in combination with the draw text node then the text appears to only at the position 0,0 regardless of what position is specified. ...

Locking mouse to viewport fails after clicking inside the widow

UE - Editor - UI Systems - Jan 8, 2015

After clicking once inside of the window the lock mouse to viewport functionality is lost. The mouse can then leave the viewport. This happens in standalone as well as PIE ...

Text cursor movement with arrow keys does not work in blueprint context menu if search query is empty

UE - Editor - UI Systems - Slate - Aug 20, 2018

When using the text search in Blueprints the arrow key functionality is lost if there is a misspelling or when a search produces no results. This worked normally in 4.19 and below. ...

Spline Mesh Collision doesn't work in packaged game when spawning them at runtime

UE - Simulation - Physics - May 18, 2020

Spline Mesh Components lose their collision in a packaged game when spawning them at runtime, or modifying them via 'Set Start and End' function at runtime. ...