The mod Project Cybersyn (1.2.15) caused a non-recoverable error.
Please report this error to the mod author.

Error while running event cybersyn::on_init()
The mod Picker Inventory Tools (1.1.15) caused a non-recoverable error.
Please report this error to the mod author.

Error while running event PickerInventoryTools::on_runtime_mod_setting_changed (ID 61)
stdlib/stdlib/event/event.lua:368: PickerInventoryTools/scripts/item-count.lua:43: bad argument #3 of 3 to 'index' (string expected, got nil)
stack traceback:
[C]: in function 'error'
__stdlib/stdlib/event/event.lua:368: in function 'dispatch_event'
stdlib/stdlib/event/event.lua:438: in function <stdlib/stdlib/event/event.lua:396>
stack traceback:
[C]: in function 'newindex'
__cybersyn/scripts/main.lua:940: in function <cybersyn/scripts/main.lua:937>

This is an error with Picker Inventory Tools not correctly accounting for the fact that mods can change their own settings, not just the player.
There is not much I can do, Picker Inventory Tools will have to fix their bug.