Solidworks Host File Block Fix

This process is for when you are a licensed user with connection problems.

192.168.1.50 sw_dassault_lic_server # Replace with your local server IP

: If you cannot save, right-click the hosts file in File Explorer, select Properties , and uncheck Read-only . solidworks host file block fix

By default, Notepad only looks for text files. Click the dropdown menu in the bottom-right corner of the Open dialog box (above the Open button) and change it from to All Files ( . ) .

Look for lines that contain terms related to SolidWorks, Dassault Systèmes, or FlexNet. Common examples include: 127.0.0.1 ://solidworks.com 127.0.0.1 ://dassaultsystemes.com 0.0.0.0 ://solidworks.com This process is for when you are a

If your SOLIDWORKS PDM client cannot find the server, you can bypass DNS issues by mapping the server’s IP address to its name manually. GoEngineer Locate the File : Navigate to C:\Windows\System32\drivers\etc Open as Administrator Search for in the Start Menu. Right-click it and select Run as Administrator In Notepad, go to File > Open , change the file type to All Files ( , and select Add the Mapping

To block SolidWorks from accessing the internet (often done to prevent license servers from communicating externally or to stop the "SolidWorks Network License Manager" from reaching the master server), you need to modify the Windows hosts file. Click the dropdown menu in the bottom-right corner

The CAD client cannot locate the SolidNetWork License Manager client server.

How to Configure the Local HOSTS file to Resolve Server Name

This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.

If the hosts file is clear but you still face blocks, check your Windows Firewall: Open the Windows Firewall via the Control Panel.