To troubleshoot an error regarding the remote host not being resolved for email in BUSY, you can try the following steps:
1. Check your internet connectivity to ensure you have a stable connection.
2. Verify that the SMTP server settings in BUSY are correct. Double-check the server address, port number, and authentication settings.
3. Make sure there are no firewall or antivirus settings blocking the connection to the remote host. Temporarily disable any firewall or antivirus software and try again.
4. Try using a different SMTP server or email provider to see if the issue persists.
5. Restart your computer and try again.
6. If the problem continues, contact BUSY customer support for further assistance.