Unreal Engine Issues

OSC Module cannot be compiled

It seems, that using the new OSC API in C++ is not possible, since it cannot compile with MS compiler version 141 through VS and the Editor. Including a header file from the OSC Module results in a ...

Blueprint Functions Aren't Listed in the Profiler Tool

Blueprint functions aren't showing up in the Profiler Tool. Found in 4.23.0 CL#8386587 Reproduced in 4.24.0 Main CL#8781358 ...

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] ...

Memory stomp in UTexture2DArray::SetPlatformData

A crash from bad memory access can happen when clearing the textures in a Texture2DArray asset. This appears to be because the order of operations when deleting the platform data is: ``` if (Privat ...

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 ...

Building Geometry Stops UTickableWorldSubsystem Ticking

Can be mitigated by reopening the Level. There is a repro project provided by the licensee on the case ticket. ...