Unreal Engine Issues
Unreal Engine Issues
Custom Event functions cannot be called in sublevel event graphs if sublevel is not visible
UE - Gameplay - Blueprint - Aug 1, 2016Calling a custom event in a sublevel blueprint of a sublevel that is currently hidden will not show the custom event's function in the context menu. Regression (no) issue (does) occur in 4.11.2 ...
Thumbnail for blueprints with a mesh update on tick when construction script adds meshes to blueprint
UE - Gameplay - Blueprint - Jun 6, 2016Blueprint thumbnails that are updated via the construction script update on tick in the Content Browser, even when no change has been made to the blueprint. Regression (Yes) issue (does not) occur ...
UCS continuously runs while a blueprint's thumbnail in content browser is focused
UE - Editor - Content Pipeline - Content Browser - May 18, 2016Blueprints with a mesh call the UCS continuously when focusing the thumbnail in the content browser. This is easily visible with a Print String in the UCS causing log spam. This does not occur in ...
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 ...
Using ServerTravel <MapName> command with Seamless travel causes level blueprint logic to not run on client
UE - Networking - Jan 14, 2020When calling the ServerTravel command when using seamless travel, level blueprint logic is not being run on the client side. NOTE: Adding a small delay (tested with .2 to 2 seconds) after the "B ...
Naming an Event Dispatcher the Same as an Overridable Function Corrupts the Event Dispatcher
UE - Gameplay - Blueprint - Oct 21, 2015Creating an event dispatcher in a widget blueprint with the name OnDrop, which is already an existing overridable function, causes the event dispatcher to become corrupted and prevents it from being ...
Node comments do not save if deselected with mouse as opposed to pressing Enter to end/commit comment.
UE - Gameplay - Blueprint - Jun 27, 2016Node comments do not save if a blueprint is closed and re-opened when the comment is ended by using LMB on the event graph as opposed to pressing Enter. Regression (no) issue (does) occur in 4.11. ...
Animations are stuttering in Game Preview Server window
UE - Networking - Jul 27, 2018When 'Run Dedicated Server' is unchecked and you run PIE with 2 or more clients, all client's animations are stuttering on Game Preview Server window. This does not happen when Run Dedicated Server ...
Value for how long jump key is held is not updating while PIE and max jump count is 0
UE - Gameplay - Apr 14, 2017I'm at a loss for what is going on here. This was observered while working through the first 2 steps of UEQAT-2780 (JumpTest.PNG shows those steps). This works in 4.15.2, but not in 4.16. If you cha ...
Adding Angular Impulse on Begin Play causes a Crash
UE - Simulation - Physics - Jun 29, 2016Calling Add Angular Impulse on BeginPlay causes the editor to crash. Workaround: Adding a short (.01s) delay after BeginPlay prevents the crash. Regression: No, crash occurs in 4.11.2 as well. ...