Solidworks Host File Block Fix

The Ultimate Guide to the SolidWorks Host File Block Fix: Causes, Solutions, and Prevention

Introduction: The Licensing Lockout

4) Edit the hosts file (Notepad as admin)

1. Click Start → type Notepad → right-click Notepad → Run as administrator.
2. In Notepad: File → Open → navigate to C:\Windows\System32\drivers\etc.
3. Change file type filter to “All Files (.)” and open hosts.
4. Review entries for any lines that reference SolidWorks-related domains or license servers. Common entries to look for:

   ) has specific features that lock the hosts file to prevent hijacking. solidworks host file block fix

   Procedure:

   2. License Error: -15, -5

   "Cannot connect to license server system. The license server has been modified." The Ultimate Guide to the SolidWorks Host File