How can I catch the hang-up event in Cisco CVP Call Studio when a person hangs up, and I need to send parameters to an external database via REST_Client step?

I am getting an error when importing the contact. <?xml version="1.0" encoding="UTF-8" standalone="yes"?><apiErrors>    <apiError>        <errorMessage>Unable to connect to the requested resource: https://10.191.62.163:443 </errorMessage>        <err...

Please, could you explain how I can make failover schem with two MS SQL server. I have application on Cisco Call Studio wich make select from DB via Element Database. I want make failover schem, If one server unrechable, application make select from ...