Unreal Engine Issues

Crash On Launch When Using Leap Motion Character

The editor is crashing on launch when the Leap Motion plugin is enabled and a leap motion character is being used. This did not occur in 4.14.3. This is a regression. ...

Collision Responses will reset to previous setting after changing the Preset Collision Profile

Collision Responses will reset to previous setting after changing the Preset Collision Profile. After the change is made and "Accept" is pressed, the Collision Responses will still have the old ch ...

Painting on animation sequence paints on invisible T-pose skeleton

Blueprint compile error can occur when trying to override a BlueprintImplementableEvent that takes a custom enum as a parameter

When a BlueprintImplementableEvent that takes a custom enum as a parameter is overridden in a Blueprint, it will throw a compile error. The compile error states that the event cannot be overridden b ...

Pass check wrong in FRenderTargetPool::FindFreeElement

Looks like the pass count check for assigning the fast vram flag is wrong when looking for a pooled render target and always discards the first found RT when making multiple passes. Code should like ...

Remove button doesn't work when painting skeletal meshes

Widget not able to take input upon launching game

Widgets are not getting proper input when a game is first launched. Until the player clicks in the window at least once, widgets will not respond to any hover events and the first click will not hav ...

A hashable struct key for a TMap cannot be seen or modified in Blueprints

TMaps that use hashable structs as the key cannot have the key set for an element that is added to the TMap in a Blueprint. A default value is set, but it cannot be seen or modified. ...

The Editor crashes when adding an element to a TMap that uses an unhashable struct as a key

The Editor crashes if an unhashable struct is used as a key in a TMap and a new element is added to the TMap in a Blueprint. ...

Enabling "Show Only Modified Properties" causes details panel menu to disappear

Enabling "Show Only Modified Properties" causes details panel menu to disappear. Only occurs on actors/components with no modified properties. Regression: YES Worked: 3249277 (4.14.3) Broken: ...