A: Yes. If your Optima system uses Bluetooth or RFID wireless supervisor keys, a weak battery can cause intermittent authentication, which the controller may flag as a “supervisor error.”
The register has lost communication with peripheral devices like receipt printers, scale networks, or card terminals during a sensitive operation. optima key supervisor error
Follow this logical progression to isolate and fix the error. (e.g., a spare that you are certain works on another reader). A: Yes
If the license is networked, the license server might be down. not a USB hub
Ensure the USB key is plugged directly into the computer, not a USB hub, which can cause power or communication issues.
Select and follow the on-screen instructions. Preventing Future Supervisor Errors