Unreal Engine Issues

The Dynamic setting for the Nav Mesh generation causes a large dip in frame rates

When using a fairly large level the Dynamic setting for the Nav mesh generation can cause large drops in frame rates. (Example: 120 fps when running Dynamic with Modifiers only to 42 fps with Dynami ...

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

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 ...

Gameplay Debugger is hijacking the Canvas

The bug users reported in the attached thread is the one we talked about earlier that results in Gameplay Debugger hijacking the Canvas and not allowing anyone else to print on it (most notably the ...

EnableGDT does not work correctly in PIE

The console command "EnableGDT" will bring up the GDT menu, however no information will be updated. The screen gains the menus for GDT however no functionality seems to exist. Workaround: press ' ...

Crash on null NavData when switching levels

A warning is needed for turning off "Update Navigation Automatically", large nav meshes can cause crashes

A warning is needed before allowing users to uncheck update Navigation Automatically. A user has done so and then created a nav mesh that was 1,000,000 by 1,000,000 in size and they can no longer op ...

Engine.AIControllerClassName doesn't work when pointing at game-specific controller class

Engine.AIControllerClassName is being used in APawn's CDO creation, and if game-side AIController class is indicated it may not be available yet, which results in APawn not having AIControllerClass ...

DynamicModifiersOnly navmesh generation mode doesn't work

When project is set up for Dynamic Modifiers Only navmesh generation the pathfinding simply doesn't work (due to missing navmesh). It does get generated properly in the editor, but is no longer ther ...

Blueprint navmesh modifier does not update navmesh in level

CrashReporter: [Link Removed] The Navmesh Modifier Component in blueprints does not properly update a levels navmesh. ...

AI character does not recognize controller/behavior tree input when spawned during game

AI character in user project does not react to behavior tree commands when spawned during play. In the specific example attached, the first pawn works correctly, but when removed from play and a n ...