| Problem | Likely Cause | Solution | |---------|--------------|----------| | "Cannot find hardware key" | Missing dongle or emulator | Use a physical key or a HASP emulator (though legally gray) | | "Out of environment space" | DOS memory limits | Add SHELL=C:\DOS\COMMAND.COM /P /E:1024 to CONFIG.SYS | | Program opens, then crashes | Incorrect DOS version | Run in DOSBox with machine=svga_et4000 | | Cannot communicate with PLC | Wrong cable or baud rate | Double-check pinout. Use 9600 baud for older CPUs. | | Mouse not working in DOS version | Missing mouse driver | Load MOUSE.COM before running LM9030 |
Install , Windows 95 , or Windows 98 Second Edition (SE) as the guest operating system.
| Problem | Likely Cause | Solution | |---------|--------------|----------| | "Cannot find hardware key" | Missing dongle or emulator | Use a physical key or a HASP emulator (though legally gray) | | "Out of environment space" | DOS memory limits | Add SHELL=C:\DOS\COMMAND.COM /P /E:1024 to CONFIG.SYS | | Program opens, then crashes | Incorrect DOS version | Run in DOSBox with machine=svga_et4000 | | Cannot communicate with PLC | Wrong cable or baud rate | Double-check pinout. Use 9600 baud for older CPUs. | | Mouse not working in DOS version | Missing mouse driver | Load MOUSE.COM before running LM9030 |
Install , Windows 95 , or Windows 98 Second Edition (SE) as the guest operating system.