Print Provider error of "address is not valid in its context"

Q My Windows Secondary Print Provider fails to connect to the Application Server and I get the following error message in the Print Provider log: Sep 02 12:24:41 DEBUG: Error initiating connection - The requested address is not valid in its context. (Error: 10049) [3116] Sep 02 12:24:41 DEBUG: unable to establish TCP connection [3116] What can I do? This can mean that the Application Server hostname is having trouble being resolved to an ip address (i.e. a DNS issue). It would be worth trying an ip address for the Application Server instead of hostname by updating the configuration file of [app-path]/providers/print/win/print-provider.conf: ApplicationServer=[the server's IP address] -–