Editor Crashes when copying/pasting a custom event function that was within a separate function to an event graph if the custom event was created in another blueprint

UE - Gameplay - Blueprint - Jan 16, 2015

Editor crashes when a custom event node is called as a function within a different blueprint in a separate function, then copied and pasted into the event graph of the second blueprint, the executio ...

ResavePackages commandlet with -fixupredirects flag won't update asset references on shared collections

UE - Editor - Content Pipeline - Content Browser - Mar 29, 2018

We currently have two methods of fixing up redirectors: the ResavePackages commandlet and the Fix Up option within the editor. While the editor's option correctly handles collections via FAssetFixUp ...

Distributed HLOD builds always fail for projects not under the Engine Root

UE - World Creation - Worldbuilding Tools - HLOD - Dec 4, 2024

In BuildProject.txt, to make relative path to the project outside the engine root, all paths contains “..” after action command directory. D:/dev/UnrealEngine-5.5.0//HLODTemp/f09bf0f5/HLODBuilder0 ...

Content in the BP Templates folders is located in a subfolder with the name of the template along with empty folders

Docs - Samples - Jan 16, 2015

Content in the Blueprint Templates folders for 4.7 templates (by default: C:\Program Files\Unreal Engine\4.7\Templates) is located in a subfolder with the name of the template. The rest of the folde ...

This user's Function Library will not save

UE - Gameplay - Blueprint - Mar 6, 2015

This user's Function Library will not save. Hitting save returns the following error: Can't save D:/4.7_Projects/EngineTransientBug 4.7/Content/Math.uasset: Graph is linked to private object(s) in ...

Running a server from the editor will crash this project

UE - Networking - Mar 8, 2015

Running a server from the editor will crash this project. Reproduced by using UE4Editor <projectname> -server -log to run the editor. This does not occur with a new project in 4.7.2 or in Main. ...

FDateTime is not correctly formatted by As Date Time when using any dates before January 1st, 1970

UE - Editor - UI Systems - Localization - Mar 30, 2015

FDateTime is not correctly formatted by As Date Time when using any dates before January 1st, 1970. From a conversation on Slack with MaxP: this is probably an underflow the ICU based string format ...

Pressed event triggered after calling FlushPressedKeys while holding the button

UE - Gameplay - Input - Oct 2, 2024

This is an issue related to the behavior of the FlushPressedKeys function when called manually while a button is held. Once the function is called in C++, a Pressed event gets triggered even though ...

Duplicate slots being created in Anim Slot Manager

OLD - Anim - Dec 11, 2015

Duplicate slots are being created automatically under the Default Group in the AnimSlotManager. This is causing some problems because it replaces the originally created slot with the duplicate in t ...

The Spawn Actor from Class node outputs an Actor reference when a Select node is attached to the Class input, even if both options are of the same child type

UE - Gameplay - Blueprint - Jun 18, 2015

The Spawn Actor from Class node outputs an Actor reference when a Select node is attached to the Class input, even if both options are of the same child type. For example, if two Characters are the ...