bad date detected; specified date value is illegal
    Facility: EFI$CP, The OpenVMS EFI Partition Control Program
    Explanation: A bad or a null date value has been detected, and
    assumed to indicate a FAT volume corruption. The particular
    operation that detected the corruption has been terminated. This
    message is the error variant of the BADDATE2 informational, and
    is used when MOUNT/IGNORE=CORRUPTIONS is not requested.
    User Action: locate and correct the source of the bad date, Indy