- Desktop: Unable to Contact Customer Verification Server
- Desktop: 403 Error due to using a VPN
- Error: Your EFIN number is not in our system
- Desktop: Missing Form .pcl Error
- Remote Name Could Not Be Resolved
- Desktop: Cabinet File cab1.cab Error
- Desktop: "Another User is Accessing this Return" Message
- Desktop: Error Message Options
- Desktop: Tax Program Service Has Stopped