Crash to desktop after creating Level Sequence with Widget Blueprint

Tools - Nov 30, 2019

Newly created Level Sequence assets cant be opened when they have been created via Editor Blueprint Widget. They are created successfully through a button click for instance, but when you try to ope ...

Package Map may clear out references to GUIDs on clients but not servers

UE - Networking - Jul 13, 2020

Upon Seamless Travel, the Package Map will attempt to clear out "old" entries in the Guid Cache by marking them with a timeout. The only entries that will actually be marked for a timeout are entrie ...

UMG Editor Will Compile Incorrect Node And Crash When Called During Runtime

UE - Editor - UI Systems - Dec 26, 2019

The UMG editor will compile as if the blueprints is valid if you make "Get Text" node from a TextBlock variable, delete it and create a EditableText variable with the same name. When running a scene ...

Composure DepthElement Not Producing A Picture

UE - Virtual Production - Rendering - Composure - Sep 21, 2020

The user tried to use the composure pipeline and followed what is written in the Documentation. All the elements and nodes written out in the documentation worked as expected with the exception of t ...

[AI] Unable to set StateTree asset to use in MassStateTreeTrait

UE - AI - StateTree - Dec 15, 2022

You can no longer set the StateTree asset to use in a Mass Entity Config data asset. The list shows as empty even when making a new StateTree specifically using Mass Behavior schema. Attempts to add ...

'Moved' event pin doesn't trigger on the 'Input Touch' node correctly

UE - Editor - UI Systems - Apr 8, 2016

'Moved' event pin doesn't trigger on the 'Input Touch' node correctly Regression: This does not happen in 4.10.2. The 'Moved' pin triggers at all times when the mouse-button is held and the mouse i ...

Crash when element is added to a map variable with unhashable key

UE - Gameplay - Mar 21, 2017

Crash when element is added to a map variable with unhashable key. An error is thrown on compile but an element can still be added under the Details panel of the variable. Crash Reporter: [Link Rem ...

ControlRig & Sequencer: FindControlRigs returns rigs even if their track have been removed

UE - Anim - Rigging - Jun 5, 2024

Constraint Actor to Rig with Editor Utility Widget is working for the first time adding to the Sequencer. However if it was deleted and added to Sequencer again, run Scripted Actor Action shows Err ...

Warnings appear when playing a Sequence while in PIE

UE - Anim - Sequencer - Apr 24, 2017

While executing [Link Removed] Sequencer - Recording - Basics - Template – attempting to view a recorded sequence while in PIE triggers a set of warnings each time the play button was pressed. LogUO ...

ETriggerEvent::Canceled is not set when the player controller is set to "UI Only" in Enhanced Input

UE - Gameplay - Input - Apr 20, 2022

From the UDN:When setting the PlayerController input mode to "UI Only", all game inputs are blocked/frozen to their current state, and release (ETriggerEvent::Canceled) is not called on them. Any in ...