How to treat the error: "unexpectedly found nil while unwrapping an Optional value"?

Question

iOS

Hello! Help fix bugs related to the error in the header.
In the file "TheChoiseOfShipTableViewController.swift" you need to pass the image to "CalculateViewController.swift", and in this file you need to display data from the array.
Project -> DropMeFiles
I'm attaching a link to the project, it's not difficult for anyone, take a couple of minutes of your time, I will be grateful.

Answer 1

If you're having trouble passing data between two View Controllers (in this case, the ships variable), then check out this answer on SO: stackoverflow.com/questions/29734954/how-do-you-sh...

Answer 2

How to inherit an array of data from myShips ?