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Yes. The SSQ activator supports all service packs of SOLIDWORKS 2017. Error 6 is unrelated to the SP version.
Residual files from previous installations or older SolidSquad license servers can interfere with the new activation process.
This error typically triggers when the activator tool is unable to modify system registry entries or write to the temporary folders required for licensing. If you've hit this wall, here is a breakdown of why it happens and how to resolve it. Why "Error 6" Happens solidworks2017activatorssq error 6 fixed
Select and click Accept Serial Numbers . Go to the Activate Licenses tab and click Activate .
Conflicting files from previous installation attempts often lock the licensing service. Navigate to your local system root (usually C:\ ).
Security software often flags activation tools as "suspicious," immediately deleting or quarantining files like fnp_act_installer.dll which are critical for the process. Error 6 is unrelated to the SP version
Previous failed installation attempts can leave behind "ghost" registry keys that cause conflicts. Close all SolidWorks instances.
Error 6 typically occurs when the Team SolidSQUAD (SSQ) activation script fails to modify or write to the Windows Registry. This script automates the licensing process by creating registry keys and launching a local license server. When it is blocked or fails, SolidWorks cannot verify its license data, resulting in an application crash or a startup failure. Core Causes
Available for students at a significant discount. If you've hit this wall, here is a
The most common reason for Error 6 is Windows User Account Control (UAC) blocking the script from writing to the registry. Close all SolidWorks windows and installation prompts.
Restart your PC before launching SolidWorks 2017 for the first time. Summary Checklist Action Item Why It Matters Turn off Antivirus Prevents file blocking Run as Administrator Grants registry access Clear FLEXlm Registry Removes conflicting old licenses Run server_install.bat Re-establishes the local licensing loop
If you need to install a service pack update for SolidWorks 2017, always run the "Deactivate" option in your SSQ tool first, install the update, and then re-run the activator.
He launched SolidWorks 2017. The splash screen appeared. It didn't ask for a serial number. It didn't throw a connection error. The interface loaded, crisp and ready.