Unlocking Problem (SGH-I337M)

Using Version…1.0.0.0024
Selected Port ssudmdm0000 = COM83
Selected Model SGH-I337M
Selected Task SAMSUNG NEW-QC UNLOCK

Searching phone…

No device found Please make sure DIAG PORT is selected..

Phone Not Found Retry Please.
DIAL *#0808# select last option please..
Total Time Take…00:00:02