Unreal Engine Issues

Crash when using adaptive virtual texture

A check() is being hit intermittently when using adaptive virtual texture. check(Entry.Magic == Handle.Magic) inside FVirtualTextureProducerCollection::GetProducer ...

Incorrect behavior when copy-paste repeatedly in the sequencer subscene track

This issue is different for the first and second behaviors, which seems confusing when working. ...

A non-support tonemap ps shader permutation is choosed while rendering movie render queue on mobile preview mode.

Crash in MatineeCameraShake when scrubbing and saving

[Link Removed] ...

Volumetric Clouds do not render properly while in splitscreen

When implementing Volumetric Clouds in a splitscreen game, the clouds on the second player's screen render incorrectly. If the Two Player Splitscreen Layout is set to Vertical, then the clouds rende ...

Shader complexity mode reportedly broken on Vulkan

Shader complexity reported (on AH) broken on Linux since 4.25. No local repro attempted. https://answers.unrealengine.com/questions/1019826/shader-complevity-view-mode-is-completely-broken-s.html ...

Runtime Virtual Texture primitives set to never render to main pass still cause occlusion queries

RVT only primitives are being pushed through the occlusion culling. It would be more efficient to not do that. ...

Clothing tool may generate an unsmooth display mesh on 4.26

This is related to the optimization applied in CL#13181876. Binding simulation mesh to display mesh can't find the nearest triangle when a triangle is located near the AABB boundary. ...

[Feature Request] Add a "Move Function Declaration to Parent" option for blueprint added functions

Users requested the ability to move only the function declaration to a base class from blueprints instead all of the nodes inside the function.  From the user:  "Essentially, 95% of the time wha ...

The calculation of InflucenceBoundingRadius of BoxReflectionCaptureComponent seems not correct