Standard Assembler has zero recipes to select (see screenshot)
No such problem with basic assembler:
Pure 3.1.4 installation via R2ModMan, no additional change.
Savegame: genesisbook_save.zip
mod exchange string: 019afeb5-ad2e-5cbf-bc31-4c05582579e0
mod list:
HiddenCirno-GenesisBook-3.1.4
xiaoye97-BepInEx-5.4.17
CommonAPI-DSPModSave-1.2.2
xiaoye97-LDBTool-3.0.2
Shad0wlife-AssemblerUI-2.3.0
starfi5h-ErrorAnalyzer-1.3.3
nebula-NebulaMultiplayerModApi-2.1.0
CommonAPI-CommonAPI-1.6.7