The error appeared only after ~12 hours of play. The crash occurs when changing the settings of any inserters using the Shift + LMB/RMB hotkey.
Game version 2.0.15

The mod Smart Inserters (2.0.10) caused a non-recoverable error.
Please report this error to the mod author.

Error while running event Smart_Inserters::Custom event (ID 242)
LuaEquipmentGrid doesn't contain key type.
stack traceback:
[C]: in function 'index'
__Smart_Inserters/scripts/selector_gui.lua:413: in function 'update_all'
Smart_Inserters/control.lua:76: in function <Smart_Inserters/control.lua:75>
stack traceback:
[C]: in function 'raise_event'
Smart_Inserters/control.lua:119: in function <Smart_Inserters/control.lua:105>

Ill check this

I have a question, which action did you use to make that error appear?
- Edit pickup/drop distance
- Edit pickup/drop direction
- Edit pickup/drop shortcut
- In world selector pickup/drop