OnTextChanged not called for UEditableTextBox / UMultiLineEditableTextBox when text is set programmatically

UE - AI Workflows - UI Systems - Sep 29, 2025

When calling SetText() on a UEditableTextBox or UMultiLineEditableTextBox, the OnTextChanged delegate is not triggered. This regression was first reported in UE 5.3 and acknowledged previously in UD ...

FBX Scene Importer sets actors in Blueprint to movable when reimporting

UE - Editor - Content Pipeline - Import and Export - Nov 28, 2016

When using the FBX Scene Import into Level with default settings so that the actors in the BP import as static, if you reimport them they will then be set to Movable in the BP. This is not a regre ...

Post Process Ambient Cubemap Tilted

UE - Graphics Features - Nov 11, 2014

User imported a custom image in the correct format to be used as an Ambient Cubemap within the Post Process Volume. Enabled detailed lighting mode by pressing Al+5 and the image has been tilted/of ...

FBX material IDs from 3DS Max are reordered in automatic LOD generation

Tools - Sep 12, 2018

This appears to be a UE4 bug in the way it handles the importing of FBX Material IDs from 3DS Max exports.Max uses set Mat IDs to organize multiple materials on a single object.UE4 correctly handles t ...

Rotated RetainerWidget does not account for rotation during hit testing

UE - AI Workflows - UI Systems - Jan 21, 2026

Hit testing for widgets contained within a RetainerWidget does not correctly account for rotation applied via render transforms . While the content renders with the expected rotation, hover and clic ...

Correct Morph Targets animate in PIE, but not in Standalone Game

OLD - Anim - Mar 5, 2015

Wrong morph targets are animating in standalone game, but the right ones play in PIE See the Additional Info URL for the user's description (and youtube video) Here is the project: [Link Removed] ...

Get Ping in ms returns 9999 in a packaged game when tested on systems not on the same network

UE - Networking - Feb 25, 2016

Get Ping in ms returns 9999 in a packaged game when tested on systems not on the same network. This does not prevent Client connection to the Server. Note: my understanding is this would be caused ...

A Child PlayerCharacter BP in this project resets its assigned Anim BP to 'None' on restarting the project

UE - Gameplay - Blueprint - Jul 16, 2015

A Child PlayerCharacter BP in this project resets its assigned Anim BP to 'None' on restarting the project. The user reports that the Skeletal Mesh will also occasionally reset to None. I have not b ...

Copying a Static Mesh actor from the level and pasting it into a Blueprint as a component does not retain any of the values of the copied actor

UE - Gameplay - Blueprint - Aug 4, 2015

Copying a Static Mesh actor from the level and pasting it into a Blueprint as a component does not retain any of the values of the copied actor. Reproduced in 4.7.6 binary, 4.9 Release (//depot/UE4 ...

The Top Down template TopDownController has Block Input enabled by default

Docs - Samples - May 19, 2015

The Top Down template TopDownController has Block Input enabled by default. This is potentially confusing for new users not aware of this difference. Note that due to [Link Removed], testing this r ...