ARN is not generate

Deepak Sharma (50 Points)

01 August 2017  
This is in reference to Application for New Registration submitted at GST portal.It is observed that details of following PANs are not matched with CBDT database.Kindly fill the details as per PAN details and resubmit the Form. Details of the PANs are as under:
1. BEZPS3423M : PAN does not exist
2. BEZPS3423M : PAN does not exist
3. BEZPS3423M : PAN does not exist

In view of the above discrepancies, Form is considered as incomplete .Please resubmit the Form with correct details.

Above mail is receive to me and also I reconfirm the PAN no. that is exist in CBDT database.
what are the next process for this type of error....