CheckForWorldGCLeaks crash using New Level from Template node to duplicate sublevel of the currently loaded level

Tools - Feb 23, 2021

A world leak crash occurs when using NewLevelFromTemplate to duplicate a sublevel of the currently loaded level. The crash doesn't manifest until another level is loaded even though the Sublevel ins ...

Unnecessary warning "LogChaosCloth: Warning: Invalid pattern data. Num pattern indices 0 != Num welded indices"... for all SKM cloth

UE - Simulation - Physics - Character - Apr 26, 2024

This warning is technically correct, panel-based cloth is disabled, but it's expected and there's nothing the user can actually do about it. This comes from a UDN. ...

Thumbstick Values Resetting with Oculus Rift through SteamVR

UE - Platform - XR - Oct 11, 2018

Thumbstick values reset once max value is reached. Tested with Rift WMR Plugin off - Works normally Oculus Plugin off (Running through Steam VR) - Only X values reset. Confirmed in Packaged proj ...

HighResShot with a png output uses 24 bit depth in PIE instead of 32 bit

RAD - Oodle - Mar 1, 2022

Tested in 4.27.2 binary which produced 32 bit depth pngs in both the editor and PIE. Using the HighResShot command to get a png while playing in editor results in a 24 bit depth screenshot where pr ...

Digital buttons for gamepad thumbsticks and triggers can fire multiple times per-frame in Game Input

UE - Gameplay - Input - Dec 4, 2024

In Game Input, the buttons for different thumbstick and trigger digital events (i.e. RightStickUp, LeftStickUp, LeftStickRight, etc) can actually fire multiple times in a single frame, even though w ...

Android + Bluetooth Mouse: Hover events and Get Mouse Position on Viewport not working

UE - Platform - Mobile - Jul 11, 2018

No hover events firing when using a bluetooth mouse on android. Tested with 4.20p5 CL# 4173645 4.21 CL# 4179794 ...

VCAM 2.0 - No signal on iPad from Mac OSX

UE - Virtual Production - Tools - Virtual Camera - Jul 19, 2021

UDN case link with this ticket [Link Removed] ...

[Interchange][FBX] Issue with asset name clashes after auto import

UE - Editor - Content Pipeline - Import and Export - Jan 22, 2025

The mesh changes and the asset name stays the same while the two FBX are completly different: different filename, different mesh names in the FBX CF video for repro steps. https://forums.unreale ...

Failing to compile will cause blueprint variables to reset to their default values

UE - Gameplay - Blueprint - Jan 18, 2016

If a user creates a variable and sets it to a value that is not the default and then gets an error that prevents the blueprint from compiling, this will cause the variable to be reset to it's defaul ...