The mod Compakt circuits (1.0.24) caused a non-recoverable error.
Please report this error to the mod author.
Error while running event compaktcircuit::on_configuration_changed
compaktcircuit/scripts/processor.lua:1195: bad argument #1 of 2 to 'pairs' (table expected, got nil)
stack traceback:
[C]: in function 'pairs'
compaktcircuit/scripts/processor.lua:1195: in function 'regenerate_packed'
compaktcircuit/scripts/processor.lua:1077: in function 'func'
flib/migration.lua:62: in function 'run'
flib/migration.lua:90: in function 'on_config_changed'
compaktcircuit/scripts/processor.lua:1158: in function <compaktcircuit/scripts/processor.lua:1157>