ConvertXtoDVD Burning Issue
 

The options would be:
ISO image in working folder
DVDRW

DVDRW would be your dvd writer

Start The program ConvertXtoDVD
Select "Settings" and "Burning"
Select checkbox "Burn result to DVD"
Select DVDRW from drop menu
Setup menus and any other settings that you require
Click "OK"
Place blank disc in DVD Writer
Add the files to be converted and click "Convert"
When the files have converted the program will automatically move to the next stage burning.

When complete remove your disc and enjoy