Hi Ashley,
To exclude the possibility of a corrupted MIFARE definiiton, you could try to create an entirely new MIFARE definition. Also, please check the serial-number mapping, to make sure the storage item is not mapped to the database field. Otherwise, please zip the data folder and send it to This email address is being protected from spambots. You need JavaScript enabled to view it. for inspection.
regards,
Rutger.
Rutger Koperdraad
Senior Software Engineer
"A reasonable man adapts himself to the world. The unreasonable man persists in trying to adapt the world to himself. All progress, therefore, depends on the unreasonable man." (Bernard Shaw)