Hi, this happpened when I clicked something in adding item or adding recipe

114.668 Script @blueprint-sandboxes/scripts/research.lua:34: Copied Research Queue from: player -> bpsb-sb-f-player
168.167 Script @blueprint-sandboxes/scripts/remote-view.lua:7: Hiding a new Surface from all Sandbox Forces: _factory_graph_1
168.188 Script @factory_graph/scripts/graph.lua:829: Process: restart=item/raw-fish
168.188 Script @factory_graph/scripts/graph.lua:829: Process: restart=item/pentapod-egg
168.188 Script @factory_graph/scripts/graph.lua:829: Process: restart=item/metallic-asteroid-chunk
168.188 Script @factory_graph/scripts/graph.lua:869: ------- End layout ----------
222.682 Script @blueprint-sandboxes/scripts/sandbox.lua:117: Entering Sandbox: bpsb-lab-f-player
222.687 Script @blueprint-sandboxes/scripts/research.lua:44: Unlocking hidden Recipes for: bpsb-sb-f-player
235.737 Script @factory_graph/scripts/graph.lua:829: Process: restart=item/raw-fish
235.737 Script @factory_graph/scripts/graph.lua:829: Process: restart=item/pentapod-egg
235.737 Script @factory_graph/scripts/graph.lua:829: Process: restart=item/metallic-asteroid-chunk
235.737 Script @factory_graph/scripts/graph.lua:869: ------- End layout ----------
251.518 Info AppManager.cpp:310: Saving to _autosave1 (blocking).
251.819 Info AppManagerStates.cpp:2050: Saving finished
273.935 Error MainLoop.cpp:1429: Exception at tick 12547327: The mod Factory grapher (2.0.0) caused a non-recoverable error.
Please report this error to the mod author.

Error while running event factory_graph::on_tick (ID 0)
factory_graph/scripts/drawing.lua:1062: attempt to perform arithmetic on field 'col' (a nil value)
stack traceback:
factory_graph/scripts/drawing.lua:1062: in function 'draw_target'
factory_graph/scripts/graph.lua:1136: in function 'handler'
factory_graph/scripts/tools.lua:300: in function <factory_graph/scripts/tools.lua:298>