Can’t open file, Cannot run program, Card is not valid – Gasboy CFN III Mgnr's Mnl V3.4 User Manual
Page 294: Card is valid, Command failed, Device out of service, Does not exist

Appendix D: Status and Error Messages
Messages in the Transaction Printout
Page D-16
MDE-4315 CFN Series CFN III Manager’s Manual for Windows NT · August 2004
Can’t open file
You tried to create a file on a non-existent directory or disk drive, or with an illegal name, or
the disk is full.
Check the path, the file names, and the disk used with the command.
Cannot run program
You do not have a high enough permission level to execute the command you just entered.
Use the manager or supervisor key, if available, or get user with highter permission level to
run the command.
Card is not valid
You tried to lock out a card with the command LOCK CARD, but it was already locked out or
it was outside acceptable range.
You have limited lockout and tried to unlock an account number that matches a wildcard
number that is locked out.
You used CHECK CARD and the card number you entered was found to be not valid.
Card is valid
You tried to unlock a card with the command UNLOCK CARD, but it was already unlocked.
You have limited lockout and tried to lock out an account number that matches a wildcard
number that is unlocked.
You used CHECK CARD and the card number you entered was found to be valid.
Command failed
The command was unable to complete the requested action.
Device out of service
You tried to activate a pump with the command ACTIVATE PUMP, but the pump was not in
service.
Does not exist
You tried to execute a command, such as an enable or disable command, for a device that does
not exist.
You tried to execute a command for a product that does not exist.