Unreal Engine Issues

HTML5 not pulling all data from BaseHTMLDeviceProfiles.ini

4.24 platform extension isn't properly pulling the device profile data from the engine. Or at least, it isn't populating it in the Device Profiles editor windows. [Link Removed] There should be a ...

Blank project do not show steamvr motion controller and is not working.

VR template in 4.24 binary engine works but not with blank project + steam guide setup. And, migrated working project from 4.23 also leads to same issue. working set(vr template) seems to have cor ...

SpeedTree assets cannot be imported via Python automated import

Licensee reports via UDN that automated import via Python of SpeedTree assets does not work The issue is that USpeedTreeImportFactory::FactoryCreateBinary() tries to generate a UI dialog, which is ...

The HISM will have double drawcalls when player opens r.Mobile.AllowDitheredLODTransition

Please check the Function GetDynamicMeshElements in HierarchicalInstancedStaticMesh.cpp. The  Function Traverse in GetDynamicMeshElements will always return two Lod levels, even the transition is f ...

Cook errors with Python developer mode enabled (deprecated imp module)

[MetaSounds] - Outputs of nodes being used in a composed graph do not have animations

Outputs on composed nodes are not animating.  [Image Removed] ...

Button response wrong on lastest MacbookPro

Atmosphere related scan line artifacts for Path Tracer with MGPU

There are two UDNs related to this issue.  It makes the Path Tracer unusable with MGPU, with atmosphere enabled. I already have a one-line fix implemented and tested.  The atmosphere scan line arti ...

Orientation Warping is rotating the mesh incorrectly on listen servers

See UDN for details: [Link Removed] ...

Enabling ZenLoader causes editor crash when undoing Level Instance deletion

Crash reported through UDN. With ZenLoader enabled, deleting a level instance and triggering Undo causes a crash in  ULandscapeComponent::PostEditUndo() The user has provided an example project th ...