When I connect my W810i to XS++ I got This error "Cannot open phone communication port"

Here Is my Log

15:06:25| XS++ v3.1 (Darwin) Ready !
15:06:25| Executed on Microsoft Windows XP
15:06:35|
15:06:35| Attempting to open the interface...
15:06:35|
15:06:35| TURN OFF PHONE!
15:06:35| Hold 'C' button on phone and connect phone NOW.
15:06:35| You have 30 seconds...
15:06:35|
15:07:05| Error: Cannot open phone communication port
15:07:07| Disconnected... Unplug the phone
15:07:39|
15:07:39| Attempting to open the interface...
15:07:39|
15:07:39| TURN OFF PHONE!
15:07:39| Hold 'C' button on phone and connect phone NOW.
15:07:39| You have 30 seconds...
15:07:39|
15:08:10| Error: Cannot open phone communication port
15:08:12| Disconnected... Unplug the phone

PLease Help Me
mr.waseem001@gmail.com