This comprehensive guide will explain why this happens and walk you through the exact steps to reset your hosts file and restore your software. Understanding the Problem
The Odyssey Client (VPN Software)
If your client machine cannot resolve the server name, add a line with your server's IP address followed by the server hostname. Example: 192.168.1.50 SERVERNAME 4. Save and Exit Click File > Save . Close Notepad. solidworks host file block fix
Open the Windows menu, type cmd , and select Run as administrator to open the Command Prompt.
This guide explains how the Hosts file impacts SolidWorks, how to identify a block, and the exact steps to fix it. Understanding the SolidWorks Hosts File Issue This comprehensive guide will explain why this happens
| | Detail | |----------------|-------------| | Admin Rights | You must be an administrator on your Windows PC. | | Antivirus | Disable real-time protection temporarily (Windows Defender, McAfee, Norton often block host file edits). | | UAC | Set User Account Control to a lower level or right-click Notepad → Run as Admin. |
127.0.0.1 licensing.solidworks.com 127.0.0.1 register.solidworks.com Save and Exit Click File > Save
Replies from 127.0.0.1 (your own PC). If you see an actual IP address → the host file is not being read.
Look at the bottom of the file. Standard Windows installations usually end with descriptive comment lines starting with # . Scenario A: Removing Accidental Blocks