Before using this tool, you must search and download "UMD Stream Composer" from the Internet 
and put the program folder to the same place as autousc.exe. 
Or you can use the "-x|--executable" option to specific the location of "UmdStreamComposer.exe".

You MUST run UMD Stream Composer manually at least once and make sure it is working find on your computer.

UMD Stream Composer version 1.5 RC4 is proved working with this tool.