User-reported unhelpful error message

[codeworld-feedback]

trafficstars

Program: https://code.world/#P2YQujEU9hSYiNgZwgNW1OA

Message:

program.hs:11:25-61: error: 
    • Couldn't match expected type (Picture, Color)
                  with actual type (Picture, Color, Number, Number)