That's because LandControl adds scatters and deleting it remove all things that make Izetta more than a barren mun.
Btw no need to delete it anymore. Kopernicus has been updated (1.9.1 and 1.10.1). We can thx the dev ^^
https://github.com/R-T-B/Kopernicus/releases/tag/UBE-release-15