: If you encounter issues (e.g., "Configuration download fails"), it is recommended to uninstall all previous versions of the configuration software before performing a clean install of version 3.01.01.
| Error | Solution | | :--- | :--- | | | Close Bosch Remote Control or any terminal software (PuTTY, HyperTerminal). Reboot the PC. | | "Version mismatch: Firmware 3.02" | The hardware has newer firmware. You cannot downgrade the hardware. You must use config tool v3.02 or higher. | | Corrupted project file (.pla) | Open a backup. The software creates .bak files in the same directory. Rename to .pla . | | "Run-time error '8020'" | Serial buffer overflow. Reduce baud rate to 9600 in both software and hardware (Dip switch 3 on LBB1995/00). | plena voice alarm system configuration 3.01 01 download