you can help us solve the problem by posting the contents of the log file on the Factorio forums.
Please also include the save file (s), any mods you may be using , and any steps you know of to reproduce the crash.

Log file location : /Users/Joey/Library/Application Support/factorio/factorio ...

this is it

Unexpected error occurred. If you're running the latest version of the game you can help us solve the problem by posting the contents of the log file on the Factorio forums.
Please also include the save file(s), any mods you may be using, and any steps you know of to reproduce the crash ...

I keep getting an Error screen that tells me this

Unexpected error occurred. If you're running the latest version of the game you can help us solve the problem by posting the contents of the log file on the Factorio forums.
Please also include the save file(s), any mods you may be using, and any ...