Updated On: 18 January, 2021 09:55 AM IST | Mumbai | Prajakta Kasale
As the state wasn’t able to use the app during its dry run because it wasn’t ready then, the first day saw many messages failing to reach recipients, leading to suspension of drive

Staff at the vaccination centre at JJ Hospital check a vaccine beneficiary’s parameters
Mumbai: As the dust settled on Day 1 of the COVID-19 vaccination drive in the city, civic officials revealed that the central government’s CoWIN app failed to send messages on Friday to healthcare professionals shortlisted to get the vaccine. This led to the BMC having to make around 4,000 calls to ensure a smooth vaccination drive.
A healthcare professional gets the vaccine at the hospital on Saturday. Pics/Ashish Raje