Solidworks Host File Block Fix !new! — Trusted & Authentic

It is a short-term workaround. If the server’s IP changes, the connection will break again. 2. Unofficial Use: Blocking License Checks

: Receiving "Could not obtain a license for SOLIDWORKS" or "License server is down" messages. solidworks host file block fix

Instead of asking the internet or the DNS server "Where is the license server?", SolidWorks checks the host file first. If it finds a match, it goes directly to that IP address. This bypasses DNS lookup errors and broadcast failures. It is a short-term workaround

If you receive an error that the hosts file is blocked or cannot be modified, check these settings: Unofficial Use: Blocking License Checks : Receiving "Could

SolidWorks background processes (e.g., sldworks_fs.exe , SWLicensingService ) periodically check in with Dassault Systèmes’ activation servers. By editing the hosts file, you redirect those server names to a dead end (usually 127.0.0.1 – your own computer).