There are a few possible causes that will prevent your CurrentWare client from connecting to the CurrentWare Console.

1. You did not apply your licenses to your new computers.
2. Your Client is connected to an invalid IP address or Computer name. (See Section 3 in the linked Article - Your cwClient is connected to an invalid IP address or Computer name)
3. Your Firewall is blocking the client connection
4. Your antivirus software flagged and corrupted the installation

If you have further issue with client connection, check out the client connection troubleshooting tips page