No. Error 6 is a system-level "invalid handle" error. However, some antivirus programs falsely flag the SSQ activator as a hacktool (which it technically is). That does not mean it is a virus, but it does mean your AV may be blocking it—causing Error 6.
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
Below is a comprehensive guide to understanding why this error happens and how to completely resolve it. Understanding the Cause of Error 6