Secondary Users (Buyer, Consignee, DDO/ PAO) may please note that, as per GeM Policy it is mandatory for their HOD to login into GeM account once in every 30 days, else all the secondary user accounts mapped with the HOD will be restricted to do any new transaction on the portal. Kindly ask your HOD to login to their GeM Account. 
For further Clarification, kindly reach GeM Helpdesk. 

Team GeM