Save Content Window does not open with Control Rig assets

UE - Anim - Rigging - Control Rig - Jun 14, 2021

Closing the Engine while having a dirty Control Rig assset/Window open does not open the save content window and prevents the engine from closing. This issue is occurring in //UE5/Release-5.0-Ear ...

Crash when changing the name of a variable within in a struct that's being used by a Control Rig Blueprint

UE - Anim - Rigging - Control Rig - Nov 23, 2021

It seems that changing the name of a variable inside a struct that is being used by a Control Rig variable causes a crash. Additionally, after making the change and recompiling the Control Rig bluep ...

BP multi-level inheritance does not correctly inherit 'Static' mobility

UE - Framework - Blueprint - Sep 8, 2022

User reported an issue of a mesh not being visible when a project has multi-level blueprint inheritance. After reproing, I believe the root cause is DefaultSceneRoot of the grandchild BP class not c ...

UEditorValidatorBase::ValidateLoadedAsset() is not using the K2_ValidateLoadedAsset() output, effectively ignoring the Blueprint validation

UE - Editor - Content Pipeline - May 1, 2025

UEditorValidatorBase::ValidateLoadedAsset() is not using the K2_ValidateLoadedAsset() output, effectively ignoring the Blueprint validation. The K2Result is not used later in the function, and this ...

[CrashReport][GPU Crash] UpdateRadianceCaches

UE - Graphics Features - Nov 19, 2024

Tracking for this issue has moved to [Link Removed] because this is a duplicate issue. A GPU crash may occur during UpdateRadianceCaches. No known repro exists. Additional details in comments. La ...

When Previewed, Material Nodes are not labeled as such until a new Node is added

UE - Rendering Architecture - Materials - Jan 22, 2016

When you preview a node in the material Editor, the node color will correctly switch to the Preview Blue, but will not show the preview tag until another node is added to the Graph. Preview Node:[I ...

Pawns using Floating Pawn Movement will teleport to the location specified in Move To Location

UE - AI - Jul 14, 2015

Pawns using Floating Pawn Movement will teleport to the location specified in Move To Location. From fix CL 2619989: "Fixed FloatingPawnMovement component's issue when controlling AI pawn. Basicall ...

Structs within structs lose connection within blueprints if they have their output pins split to show individual variable components upon re-opening project

UE - Gameplay - Blueprint - Aug 11, 2016

Structs within structs lose connection within blueprints if they have their output pins split to show individual variable components. This happens upon closing and re-opening the editor. Other varia ...

Certain console commands/variables do not show their description text in the console window

UE - Foundation - Core - Jan 25, 2016

Console variables such as "t.maxFPS", "CauseHitches", "t.unsteadFPS", and help "help" (these were all tested, there may be more untested with the same behavior) have description text in code howeve ...

Open Level is not working properly on mobile devices

UE - Foundation - Core - Cooker - Dec 28, 2015

Projects created with an 'Open Level' node added within their blueprint are not working correctly on mobile devices. They do however work on Mobile PIE, PIE and Windows. Occurs on: 2894_SamsungGala ...