Snapping Rotation Causes Small Decimal Changes

Tools - Dec 5, 2014

Repro 5/5 When snapping and rotating an object to the grid along the Z-axis there are small decimal float changes in the details panel. I informed the user this was a small change and will have li ...

Vector2D struct does not save default values in macro inputs

UE - Gameplay - Blueprint - Sep 1, 2016

Vector2D struct does not save default values as a macro input Regression (no) issue (does) occur in 4.11.2 ...

Default name 'None' for TextureSampleParameter2D blocks overriding in the material instance.

Named 'None' in the material editor, TextureSampleParameter2d is not overridden in the material instance. ...

Changing Child Actor Class does not update Child Actor Template

UE - Gameplay - Blueprint Editor - Sep 28, 2017

WHen the Child Actor Class value is changed in a blueprint, the Template name is not updated. Note: The Settings uner the Child Actor Template dropdown DO update when the class is changed. Workaro ...

Free physics constraints between two objects of differing size causes smaller object to jitter

UE - Simulation - Physics - Sep 13, 2023

A cube constrained to a physics actor will start to jitter uncontrollably when interacted with. (see attached media and repro steps for more details) Tested in the following //UE5-Release-5.3-CL ...

Iris - large fast arrays serialize multiple elements when only one is dirtied

UE - Networking - Iris - Apr 8, 2025

This seems to be a result of how the changemask is handled for fast arrays. Because the changemask is a fixed set of bits (defined by IrisFastArrayChangeMaskBits), a single bit can represent multipl ...

WebBrowser widget appears to remove itself from other widgets in user's project

UE - Editor - UI Systems - Jun 30, 2016

WebBrowser widget appears to remove itself from other widgets in user's project ...

Vive reverts to waiting room when loading in streamed level with significant load

UE - Platform - XR - Aug 1, 2016

When using the HTC Vive with any levels that are streamed in that take a moment to load in will show the waiting room for the Vive while loading. This does not happen on the Oculus that I can see. I ...

MAC: dSYM files are included in packaging when "include debug files" is checked off

UE - Platform - Apple - Nov 13, 2015

When packaging settings are set to "Shipping" with "include debug files" checked off, UE4-Game-Mac-Shipping.dsym is still present in packaging adding a non-essential 619mb of data. ...

Show Collections shows up twice when box is checked and multiple content browsers

UE - Editor - Content Pipeline - Content Browser - Jun 29, 2015

When you have 'show collections' checked off and you open up an additional content browser, 'show collections' shows up twice in the menu. ...