Hello Syed,
Can you please email us your contact number at
http://www.tethyssolutions.com/support_form.htm so that one of our support staffs can call you to resove the problem. Alternatively, you can also reach us at 1-888-484-3535 x 2.
Also, can you please paste the text format of your task (.atmn) so that we can have a look at it and see if there is anything wrong with the task.