The mod Factory grapher (1.0.7) caused a non-recoverable error.
Please report this error to the mod author.
Error while running event factory_graph::on_configuration_changed
factory_graph/scripts/graph.lua:246: attempt to index field 'product_outputs' (a nil value)
stack traceback:
factory_graph/scripts/graph.lua:246: in function 'remove_unused'
factory_graph/scripts/graph.lua:204: in function 'update_recipes'
factory_graph/scripts/main.lua:426: in function 'f_handlers'
factory_graph/scripts/tools.lua:357: in function <factory_graph/scripts/tools.lua:355>
