I am having trouble importing an SD File created on another platform.
Most likely, the problem has to do with the Carriage Return Line Feed differences between platforms. You will need to get a UNIX to PC or Mac to PC CRLF converter, and convert your SD File before importing. Mac users can use the following CRLF application:
Simply drag your Mac SD File onto this application and it will convert the file so it can be used with the PC.