In the context of industrial CAD/CAM software like Mastercam, "SIM" stands for Security Interface Module
Use the (McamInspect.exe) from the Mastercam Support site to generate a diagnostic report. Click Analyze to specifically check for licensing problems. Additional Considerations no sim found? - Industrial Forum - eMastercam.com mastercam x5 no sim found
For more detailed installation and troubleshooting procedures, you can refer to these resources: No SIM found - Woodworking Forum - eMastercam.com In the context of industrial CAD/CAM software like