Wolrd Partition Foliage Builder - Fails to build with multiple external actor folders.

UE - World Creation - Worldbuilding Tools - World Partition - Apr 1, 2025

Hello, We are building a world with world partition & a lot of nanite foliage. We want to modify out Foliage Instance grid size via the commandlet. [Link Removed] Even in a new empty level the c ...

[AI] Spatially loaded objects in a WP map that are unloaded do not contribute to the navmesh when Build Paths is run

UE - AI - Navigation - Jun 23, 2025

Using Build Paths does not create a navmesh that also includes any Actors or Objects that are unloaded and spatially loaded. The navigation system appears to load the world within the navigable boun ...

Importing folder with a period in its name causes crash

UE - Editor - Content Pipeline - Import and Export - May 15, 2018

Folders with periods in the name will crash when attempting to import them. ...

Bug: Relative File Paths for Asset Source Files are Incorrectly Generated for Engine and Engine Plugin Assets

UE - Editor - Content Pipeline - Nov 21, 2024

When importing an asset like a Texture asset using the steps mentioned in the Repro steps, the imported asset does not have the correct relative path listed under the newly-created asset's "Source F ...

Linux client and listen server hangs on GameThread when decoding voice chat

UE - Networking - Sep 16, 2016

The ShooterGame client on Linux stops responding when the Windows host presses the Push to Talk hotkey and speaks into the mic to activate VOIP. [2016.09.16-19.09.24:159][575]LogCore:Error: Hang de ...

Unable to create installed build with iOS support from PC

UE - Foundation - Core - May 3, 2017

Attempting to build a local binary engine from a source engine will fail when iOS support is enabled in the setup process. Command line argument (ran from Engine/Build/BatchFiles folder location): ...

Setting the brush type of a custom volume BP causes the editor to crash

Tools - Nov 17, 2014

Setting the brush shape of the root component for a custom volume BP causes the editor to immediately crash. ...

LIVE: A Local Variable cannot have its type changed if another local variable with the same name in a different function is in use

UE - Gameplay - Blueprint - Nov 6, 2014

Two local variables with the same name in two different functions still interact with each other in some way. This was reported in TTP 346132 and fixed in that case, but currently if a local variabl ...

Capsule overlap area different/inaccurate after simulating physics

UE - Simulation - Physics - Nov 12, 2015

A licensee found a problem with a capsule component used in a blueprint. A player intersecting the spherical ends of the capsule will cause it to fire overlap events. However, after simulating physi ...

Undo when modifying a single channel causes Entire Actor track to be selected

UE - Anim - Sequencer - Jul 6, 2016

Undo when modifying a single channel causes Entire Actor track to be selected. This is problematic when you're trying to modify just the X, Y, or Z channel in the Graph Editor. ...