Thanks in advance!
Add lmgrd.exe and sw_d.exe as exceptions in your security software. 5. Verify the Serial Number in Registry
: If the key seems correct, reach out to Solidworks customer support or the administrator who provided the license key for verification and assistance.
The license data on the server itself can become inconsistent, often as a result of moving the SNL server, changing system files, or database errors. The error is a direct warning that the license database on the server needs to be refreshed. Thanks in advance
: Navigate to the Server Administration tab and click Stop . Initiate the Activation Wizard : Click the Modify button.
For standalone or distributed environments where local service hangs occur, restarting the environment variables can re-initialize the software validation loop. Close all active instances of the program. Open your Windows manager ( services.msc ).
: Open Task Manager > Details and end any processes named solidworks_fs.x . Verify the Serial Number in Registry : If
Close SOLIDWORKS. Open the Task Manager ( Ctrl + Shift + Esc ). End any tasks named sldworks_fs.exe or SolidWorks Licensing Service . Then, restart your PC.
Method 1: Reactivate the SolidNetWork License Manager (Network Licenses)
The problem stems from the used by Dassault Systèmes. Key causes include: : Navigate to the Server Administration tab and click Stop
Confirm that both machines are on the same network and you can successfully the server from the client. Add inbound and outbound firewall exceptions for TCP ports 25734 and 25735 , which are used by the SNL Manager. Resolve Component Mismatch
Your heart sinks. Is your license broken? Do you need to reinstall Windows? Take a deep breath.
This article provides a complete, technical deep dive into what this error means, why it triggers, and—most importantly—how to resolve it permanently. We will cover everything from basic environment checks to advanced registry and licensing server fixes.
Open the application and go to the tab. Click Stop to halt the service.