AFTER DOWNLOADING THE SCRIPT WHEN I WANT TO EXTRACT IT GIVES A MESSAGE. DATA ERROR IN SIMPLE STOCK MANAGER FILE BROKEN. I HAVE TRIED DOWNLOAD THE SCRIPT SEVERAL TIMES BUT STILL EXPERIENCING THE SAME ISSUE. WHEN I UPLOAD THE ZIP FOLDER THE TRY TO INSTALL ITS UNABLE TO RUN AFTER A SUCCESSFUL INSTALLLLATION FIND ATTCHED SCREESHOT URL http://i.prntscr.com/snXT77xMQ_2H97dx4bLzQg.png