Unreal Engine Issues

Materials Draw through a HUD blueprint do not update when collections Parameter are used

Materials applied via HUD do not appear to update when collection parameters are changed for the applied material ...

Global illumination Postprocess settings doesn't affect Reflection on Mobile

Postprocess GI related settings look like working in 4.22 on Mobile now, but seems buggy, Not sure if it has supposed to be supported on Mobile since it has no any info in Doc or 4.22's release note ...

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 ...

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 ...

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 ...