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Blender gets laggy when having multiple scenes in one file #605

@Psi25

Description

@Psi25

Malt version

Release-latest

Blender version

blender 4.4.0

OS

windows 10 64bit 22h2

Hardware info

AMD Ryzen 7 5800H | 32GB RAM | RTX 3060 mobile

Issue description and reproduction steps

-set first scene renderer to malt. scene must have existing objects and materials
-add another scene to file
-switch to new scene and set renderer to malt
-go back to first scene and vice versa
-after a few tries, Blender instance starts lagging

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malt 2025-04-17(13-16).log

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