Error 6 during SolidWorks 2018 installation on Windows 11 - Facebook
Based on thousands of user reports across forums (DDL, Reddit, CADTutor), the primary causes are: Team Solidsquad Solidworks 2018 Error 6
127.0.0.1 localhost 127.0.0.1 solidworks.com 127.0.0.1 lmtools.com 127.0.0.1 sw_d.com Error 6 during SolidWorks 2018 installation on Windows
If you had a different version of SolidWorks installed previously—perhaps a student version, an official license, or an older Solidsquad release—leftover registry keys can conflict with the 2018 installation. SolidWorks may attempt to look for a license server from a previous installation rather than the local emulator. If you have a newer version of SolidWorks
A common technical trigger is the presence of Visual Basic for Applications (VBA) 7.1 . If you have a newer version of SolidWorks (2021 SP2 or later) or certain Office updates installed, the older 2018 installer fails because it doesn't recognize the newer VBA files.