BinaryConfig cannot be created in packaging if there is a space in the file path name.

UE - Foundation - Cpp Tools - Automation Tool - Jun 13, 2022

Error log is output when including spaces when packaging binary configurations. The following log contains the string "Test Test" with spaces in the file path. ERROR: Failed to copy D:\Projects\Te ...

Changing root component in C++ does not apply correctly to map placed actor instances

UE - Gameplay - Jan 4, 2023

Edit: Please investigate for not only root component changes, but native component hierarchy changes in general and whether those hierarchy changes apply to actor instances saved as part of maps. O ...

Light Function and World Position in 5.4

UE - Graphics Features - Nov 4, 2024

When rendering a Light Function into the Translucency Lighting Volume, the World Position Material Expression returns the position relative to the Camera (unrotated), not the World. This can be mor ...

BP class variables aren't created for component templates not loaded in an uncooked server build due to component class NeedsLoadForServer() API override.

UE - Gameplay - Components - Jun 6, 2016

See UDN thread for details. Essentially we need to ensure that class variables are created for SCS components even if the template isn't loaded as a result of a NeedsLoadForServer() API override. O ...

bIgnoreAllPressedKeysUntilRelease behaves differently for triggers in EnhancedInputAction and triggers in InputMappingContext

UE - Gameplay - Input - Aug 10, 2023

For actions that are triggered on the Input mapping context, simply adding or removing an InputMappingContext with no related key override with the bIgnoreAllPressedKeysUntilRelease option will caus ...

Crash when setting force feedback while SteamController plugin is enabled

UE - Editor - Workflow Systems - Jun 6, 2016

Crash when trying to move in the VR editor when using the vive controllers ...

Procedural Mesh Component 'Create StaticMesh' Function corrupts mesh tangents

UE - LD & Modeling - Modeling Tools - Mesh Editing - Oct 25, 2018

After clicking 'Create StaticMesh' button on an Procedural Mesh Component, and saving the mesh, the created mesh has bad tangents. Included in the attachments, is a test project with a parallax mate ...

The Command and Control keys are swapped for Input nodes on Mac

UE - Gameplay - Input - Nov 4, 2014

Mac only. The Command and Control keys are swapped for Input nodes. Pressing the Left Command key triggers Left Ctrl, pressing Left Control triggers Left Cmd, and pressing Right Command triggers R ...

Adding a Material Parameter track sets Parameter to Master Material defaults

UE - Anim - Sequencer - Aug 5, 2016

In Sequencer, adding a Material Parameter track sets Parameter to Master Material defaults ...