StateTree : Crash when executing GetPropertyRef in SubTree linked via Linked Asset

UE - AI - StateTree - Aug 26, 2025

A crash occurs when GetPropertyRef node is executed from a SubTree that is linked within a StateTree, which itself has been linked from a parent StateTree via a Linked Asset ** . The processing con ...

USD Stage - Assert !EdgeArray[EdgeID].ConnectedPolygons.Contains(PolygonID)

UE - Editor - Content Pipeline - Import and Export - Nov 19, 2019

One of Pixars example .usd files is crashing the editor when importing with 'USD Stage' (KitchenSet imports with no errors) It is possible to import the file via content browser without crashing. ( ...

Procedural Sounds Dropping First Samples

UE - Audio - Oct 26, 2015

When playing a sound with the bProcedural = true option enabled. The associated sound will then drop samples when played. The licensee who originally reported the issue actually has provided a fix i ...

Point lights with source length building static lighting in incorrect direction

UE - Graphics Features - Mar 21, 2018

There is an issue where Point lights with source length building static lighting in the incorrect direction, the axis in which the light to be built seem to conflict with the preview build. This iss ...

Fix world to meters scale

UE - Platform - XR - Apr 11, 2018

Is changing the world to meters in the current 4.19 AR template project supposed to affect the world, or is world to meters only for VR projects currently? We have project where a client wants us to ...

Exceptions can no longer be enabled for ProjectEditor targets

UE - Foundation - Cpp Tools - Jul 16, 2018

It is no longer possible to enable C++ exceptions for the ProjectEditor target in code projects that use the binary Engine. Some fixes that were made for 4.19 now correctly show an error message if ...

Editable text box caret blinks slowly when manually setting focus

UE - Editor - UI Systems - Oct 18, 2018

For some reason, it appears that manually setting the focus (whether it be user, keyboard, or both) on an editable text box in UMG causes the caret to blink slowly. However if you were to manually s ...

Properties of placed-in-map actor instances may not replicate if their default has been edited

UE - Networking - Mar 26, 2019

If the default value of a replicated property is edited on an instance of a placed-in-map actor, then on the server is value is changed back to the default, a client who joins in progress after this ...

All console variables overridden in Movie Render Queue are set to 0 after the render queue runs

UE - Anim - Sequencer - Aug 4, 2020

All console variables overridden in Movie Render Queue are set to 0 after the render queue runs. It's because all cached previous console variables are reset to 0 just before they are written back ...

Linear Spline Point Type doesn't distributed over a linear value

Tools - Nov 3, 2015

Linear Spline Point Type doesn't have expected result User Description: I was following a tutorial from Dokipen (Tutorial) about using spline to create linear arrays. Everything is working fine f ...