Temporarily disable in Windows Defender or your third-party antivirus.
Manually check C:\ProgramData\FLEXnet\ for old lmgrd.log or license files and delete them to prevent interference.
If the splash screen hangs or "Error 6" continues after fixing the license server, a corrupt registry key may be the culprit. SOLIDWORKS Registry Reset
Navigate to your licensing server folder (often located where you extracted the activation tools).
Specify ports 25734 , 25735 , and 27000 to allow the connection.
Temporarily disable in Windows Defender or your third-party antivirus.
Manually check C:\ProgramData\FLEXnet\ for old lmgrd.log or license files and delete them to prevent interference. Team Solidsquad Solidworks 2018 Error 6
If the splash screen hangs or "Error 6" continues after fixing the license server, a corrupt registry key may be the culprit. SOLIDWORKS Registry Reset Temporarily disable in Windows Defender or your third-party
Navigate to your licensing server folder (often located where you extracted the activation tools). and 27000 to allow the connection.
Specify ports 25734 , 25735 , and 27000 to allow the connection.