Unreal Engine Issues

Crash occur when using AddSpawnableFromClass with BlueprintGeneratedClass specified

BlueprintGeneratedClass is not based UBleupint. So the following code is failed. bool UActorFactoryBlueprint::PreSpawnActor( UObject* Asset, FTransform& InOutLocation) { UBlueprint* Blueprint = ...

Dragging Audio assets onto the Sequencer timeline will create a new audio track when dropped onto an object's audio subtrack

Dropping audio assets onto audio subtracks in the timeline adds them to a regular audio track instead.  ...

Move move events on widgets displayed via WidgetComponent will be offset in Standalone

It appears the custom hit testing logic of WidgetComponent handles click positions well via UWidgetComponent::GetHitWidgetPath adding virtual mouse coordinates to the arranged widget, but mouse move ...

Spatialized audio does not work in ActorSequence components or play in Sequencer Editor

A sequence made from a sequence actor component doesn't play audio in editor or in PIE when the child of another actor or track. This was reported and tested in 4.22.3 (CL-7053642). This was reprod ...

Static Mesh flicker in Player Collision Viewmode

All UCX_geometry that have bounds larger than its geometry flicker when in Player Collision Viewmode. Tested in: 4.21.2 (CL - 4753647), 4.22.3 (CL - 7053647), 4.23 P5(CL - 7838574), 4.24 (CL - 786 ...

ClampMax and ClampMin Ignored on FVector2D Details

Adding Niagara system to a projectile causes a crash

Adding a Niagara system to a BP_Projectile in a C++ First Person Project  and then restarting it causes the editor to crash. Tested in 4.21.2 (CL - 4753647), 4.22.3 (CL - 7053647), 4.23 (CL - 744 ...

Searching for Input or Bindings doesn't show the Action and Axis Mappings Entry Sections

Searching the Project settings in 4.23 onward for Input/Bindings does not result in the Action and Axis Mappings sections showing up. ...

The socketbuilders do not properly join multicast groups on iOS

On iOS, using the code in the UDP socketbuilders causes the sessions tool to not join with iOS devices. Giving the error EADDRNOTAVAIL. If the user falls back to the other code function that uses th ...

First Person Example Project Crash when character movement component is cast in viewport.

Crash is caused by incorrect cast to display ActorComponent in viewport (gizmo used to move it should not be present) ...