2/19/25: NYS has indicated they have resolved their issue and all acknowledgements have been processed.
Vendors received the below messaging from NYS this morning (2/18/25).
“We are experiencing issues with sending Acks at this time. This issue appears to of started on Friday (2/14/25), our ITS team is currently looking into this issue and we will provide an update on when all outstanding Acks are expected to be sent. We apologize for any inconvenience.“