Mastercam X5 ships with a utility tool that tells the software whether to look for a local USB stick (HASP) or a network license (NetHASP). If this utility is misconfigured, it will result in the "No SIM Found" error.
Before diving into deeper technical fixes, rule out the simplest possibilities: mastercam x5 no sim found
Press Windows Key + R on your keyboard to open the Run dialog box. Type services.msc and press . Mastercam X5 ships with a utility tool that