Unreal Engine Issues

called custom functions do not update parameter names upon compile, must be replaced

Parameter names do not update on custom functions that are already called in event graph after compiling blueprint. ...

Cook issue, the morph target from the running platform can replace the target platform

[Interchange] Bone name space are replace with underscore, legacy fbx rename with dash

This bug is critical since it can broke bone name reference between [animations, physics asset, curves, ...] and skeletal mesh bone name ...

Common UI/Enhanced Input UI action binding issue

They've nailed it down to the following logic FUIActionBinding::TryCreate which doesn't check for the InputAction specified.// Make sure there is no existing binding for the same action associated w ...

Draw at desired size does not return to being false when unchecked

When setting "draw at desired size" for a widget component to true, the "Draw size" will no longer respond to input. ...

Changing default click trace channel in player controller causes widget to not register the mouse

When the default click trace channel is set to something other than ECC_Visibilty, the editor does not take the change into account when determining which channel is being blocked. Download link fo ...

Nativized widgets that include a custom button cause a crash if Event Driven Loading is enabled

Nativizing a Blueprint that includes a custom button (a Blueprint parented to the "Button" class) causes a crash when Event Driven Loading is enabled. Disabling Event Driven Loading can workaround t ...

UMG Slider displays long or wrong percentages when Step Size is set to 0.1

When the Step Size is set to 0.1 for a Slider and Slider value is multiplied by 100, it will display weird numbers when moving the slider back from 100%. Changing the Step Size to 1 and changing th ...

Slate widget may incorrectly consume key up events causing some UI to get stuck

This is a bug reported from a UDN customer with a sample project and video attached that goes over the input consumption states and how they are incorrectly being set when changing UI modes ...

Ticking world for the anim montage sequence details preview scene in widget is prone to crash