Dynamics CRM SSRS Reports not working

Hi

Need help with Report Server issue, we are facing difficulties while browsing SSRS reports  in Dynamics CRM. While debugging we found that reports even stopped working on Report server as  well. We are getting below error when we run the report on report server.

"An error has occurred during report processing. (rsProcessingAborted)

 Cannot create a connection to data source 'DSNameofTheDS'. (rsErrorOpeningConnection)

  System.Data.SqlClient.SqlException: A connection was successfully established with the server, but then an error occurred during the login process. (provider: SSL Provider, error: 0 - An existing connection was forcibly closed by the remote host.) System.ComponentModel.Win32Exception: An existing connection was forcibly closed by the remote host

 A connection was successfully established with the server, but then an error occurred during the login process. (provider: SSL Provider, error: 0 - An existing connection was forcibly closed by the remote host.)

 An existing connection was forcibly closed by the remote host"