before running the activator and installing the software.
A secondary cause is interference from antivirus software or Windows Defender. Because activators behave similarly to malware—injecting code into legitimate executables and altering system binaries—security suites often quarantine or delete the activator's components before the process is complete. If the activator attempts to call a file that has been silently removed by an antivirus, the process fails, resulting in a runtime error. solidworks 2018 activator ssq error 6
, uninstalling all existing license server components, and manually deleting any remaining DLL files in the installation directory before trying again. Registry Resets before running the activator and installing the software
Security software often flags SSQ tools as "Malware-Gen" because they modify system files. Disable any third-party antivirus (Avast, McAfee, etc.). If the activator attempts to call a file
: Only after these steps should you run the SolidWorks Setup. Summary Table of Fixes Potential Issue Fix Action Lack of Permissions Right-click -> Run as Administrator Service Inactive Start "SolidWorks Licensing Service" in services.msc Antivirus Block Disable Real-time protection during activation Registry Conflict Clean ProgramData and HKEY_LOCAL_MACHINE