Solidworks Host File Block Fix Hot! Jun 2026

: When the client machine can "ping" an IP but not the server name, indicating a DNS issue. Licensing Errors

remove the lines starting with # (these are comments) or lines that look like 127.0.0.1 localhost . 4. Save and Exit Go to File > Save and close Notepad. Step 3: Clear DNS Cache solidworks host file block fix

After unblocking and editing the hosts file, verify the connection using the PDM Connectivity Test Tool or by attempting to ping the server by name in the Command Prompt. If the connection still fails, check if the or SolidWorks Licensing Service are running and set to Automatic in Windows Services. : When the client machine can "ping" an

A malformed hosts file (e.g., missing 127.0.0.1 syntax or using the wrong line breaks) can slow down your entire network stack. Furthermore, Windows Defender and antivirus tools flag host file redirection as a , often quarantining the file and breaking your internet connectivity. Save and Exit Go to File > Save and close Notepad