Windows sometimes saves the file as hosts.txt if not careful. Solution: Verify the file has no extension (just hosts ). In File Explorer, enable “File name extensions” view.
: Look for any lines containing solidworks or related license servers (e.g., im.solidworks.com ).
Some antivirus programs flags the background download scripts of SolidWorks as suspicious activity. Temporarily pausing your antivirus provider's real-time protection for 15 minutes can allow the installer to clear the verification hurdle. 3. Corporate Proxy and VPN Settings
The process is nearly identical across all modern Windows versions. You will need an administrator account. solidworks host file block install
If cleaning the Hosts file does not resolve your installation or activation issues, the communication block might exist at a different layer of your operating system or network.
: Ensure your firewall allows outbound TCP connections on port 80 for sldimdownloader.exe www.javelin-tech.com Are you seeing a specific error code like "Permission Denied" or a blank screen when the installer launches?
While the hosts file is simple, it is also easy for SolidWorks to bypass (some versions ignore hosts entries for critical domains). More robust alternatives include: Windows sometimes saves the file as hosts
Block all traffic to/from Dassault Systèmes ASN ranges at the network level.
: This occurs primarily in the directory: \sldim\lang\english\HTML\ . Resolution : Navigate to the \HTML\ folder.
or if security software prevent access to it. This often results in "Permission Denied" errors or connectivity issues where the installer cannot reach the required license or download servers. SOLIDWORKS Forums Troubleshooting Hosts File Blocks : Look for any lines containing solidworks or
A host file, also known as a hosts file, is a text file used by operating systems to map hostnames to IP addresses. It is a crucial component of the Domain Name System (DNS) that allows users to access websites and other network resources. The host file is usually located in the system directory of a computer, and its primary function is to override DNS queries and redirect them to a specific IP address.
Based on common anti-piracy and telemetry block-lists, you should add these entries to break the license validation chain:
Block the domains at the DNS resolver level for the entire network.
you are using (Standalone, Network, or Student). Whether you are connected to a domain network.
