If an array exists at the user specified path (or at a child of the user specified path),
prompt users with a dialog asking if they want to overwrite the array.
If the users decides to overwrite, delete the path and all children before writing the array.
If an array exists at the user specified path (or at a child of the user specified path), prompt users with a dialog asking if they want to overwrite the array.
If the users decides to overwrite, delete the path and all children before writing the array.