When I placed an Alphabet Combinator, the following error message pops up and the game crash to main menu:
The mod Other Utility Combinators (0.18.0) caused a non-recoverable error.
Please report this error to the mod author.
Error while running event utility-combinators-plus::on_built_entity (ID 6)
Constant combinator: invalid signal in parameters: signal-unknown
stack traceback:
utility-combinators-plus/control.lua:18: in function <utility-combinators-plus/control.lua:13>
stack traceback:
[C]: in function 'newindex'
__utility-combinators-plus/control.lua:18: in function <utility-combinators-plus/control.lua:13>
