If your DNS is failing to resolve the server name, you can manually add the server's IP address to the hosts file as a temporary workaround.
In the bottom-right corner of the open dialog, change the file type filter from Text Documents (*.txt) to All Files ( . ) so the hosts file becomes visible. Edit the File Scroll to the bottom of the file. solidworks host file block fix
If the hosts file edit doesn't work, the "block" might be elsewhere: The Verdict: A Necessary Evil (With Caveats) 2
Change the file filter (bottom right) from "Text Documents ( .txt)" to **"All Files ( .*)"** to see the Add the Server Entry Scroll to the bottom of the file. On a new line (without a symbol), type the IP Address , press the key, and then type the Server Name 192.168.1.50 SW-SERVER-01 Save and Refresh File > Save Command Prompt (cmd) and type ipconfig /flushdns , then press to clear the DNS cache. GoEngineer 🔍 Why is this fix used? Crucial Step: In the bottom-right corner of the