Hello Magil,
That error will usually mean that you need to reinstall the scanner software or something is blocking the software. We would be happy to assist further with the issue. To provide some feedback or some troubleshooting steps, we would need some additional information. If you could reply to this message with the information below, we can provide some assistance.
- Are you using a 9000f or is it a 9000f mark II?
- What security software are you using on the Mac?
