Unreal Engine Issues
Unreal Engine Issues
Morph targets aren't imported with Import Animations Disabled
Tools - Mar 20, 2017Morph targets don't appear on initial import of fbx with Import Animations Disabled Regression: YES Worked: 3249277 (4.14.3) Broken: 3299760 (4.15.0) ...
Scroll bar becomes so large that you can no longer scroll with Cloth Config open
UE - Editor - UI Systems - Slate - May 11, 2017Scroll bar becomes so large that you can no longer scroll with Cloth Config open [Link Removed] is a similar report, but this actually affects functionality of the details panel. [Image Removed] ...
Cannot call blueprint events on CDO
UE - Gameplay - Blueprint - Jun 27, 2017Attempting to call a blueprint event on a CDO object causes the editor to crash. Regression: Yes- Repro steps did not crash editor in binary 4.15.3 (CL 3450819) ...
Increment / Decrement nodes do not call BlueprintSetter functions
UE - Gameplay - Blueprint - Oct 31, 2017When BlueprintGetter / BlueprintSetter specifiers are used for a property, the increment/decrement nodes in blueprints will call the BluprintGetter function but not the BlueprintSetter function. Th ...
Hot Reload wipes all elements of UProperty TArrays in Blueprint subclasses
UE - Foundation - Cpp Tools - Hot Reload - Dec 5, 2017Hot reloading a change that affects a class that contains a TArray UProperty will wipe all of the array elements of any Blueprint subclasses of that class. Regression?: Yes This does not occur in 4 ...
Toggling visibility of Sublevels on a server can cause a disconnect if Dynamic Actors exist in the sublevels.
UE - Networking - Aug 17, 2018The PackageMap / NetGuidCache appear to get into a bad state on Clients if the Server toggles level visibility of a sublevel. This can affect currently connected clients, as well as clients that jo ...
Start ARCore Session - Session config fails
UE - Platform - XR - Nov 27, 2019ARCore Regression Not seen when updating 4.23 project to 4.24 This did NOT reproduce when updating 4.24 project (Created with Preview 4) to 4.25 MAIN 10406617 ...
The Get Class Default node's Hide Unconnected Pins option no longer hides the appropriate pins
UE - Gameplay - Blueprint Editor - Mar 19, 2021The Hide Unconnected Pins option in the Get Class Defaults node no longer hides any of the pins. Tested in //UE4/Release-4.25 @ CL 14469661 and this did not occur so marking as a Regression. ...
In Android, the UI does not fill the entire screen and there is an empty space
UE - Platform - Mobile - Systems - Jan 30, 2023After migrating to version 5.1, the UI does not fill the screen and there is an empty space. Please refer to the attached screenshot and test project. tested device : galaxy Z flip 3 ...
UMG Viewmodel Plugin -- When setting up View Bindings, several arithmetic and comparison functions are missing from the "Conversion Functions" list
UE - AI Workflows - UI Systems - UMG - Mar 20, 2026When setting up View Bindings from the "UMG Viewmodel Plugin" on a Widget Blueprint, it is possible to select a compatible "Conversion Function" from the list of available bindings. By default, the ...