Dear Customer,
Greetings from Mantra Softech!
This is to inform you that Error 211 and Error 152 are related to technology upgradation process at Central Server.
Currently, All Device Vendors with UIDAI is conducting a technical and functional upgrade for L1 registered fingerprint devices, which has been extended until the tentative date of 31st January 2025.
As a result, the whitelisting of new L1 fingerprint devices will proceed only after the completion of this upgrade. Consequently, New L1 device registration will take place until further notification from UIDAI.
For your reference, Click here the official circular issued by UIDAI with detailed information.
For any further clarification, please contact the UIDAI helpdesk OR Mantra Help Desk
We appreciate your understanding and cooperation during this time.
Thanks & Regards,
Team Mantra Softech