
INTEGER 
fileNotFound(1), accessViolation(2), illegalOperation(4), unknownTransferID(5), noSuchUser(7), noResponse(8), noResource(9), recLenMismatch(10), invalidRecType(11), checksumError(12), wrongDevice(13), wrongHardwareVersion(14), noFileHeader(15), byteCountError(16), invalidProgAddress(17), eraseFailed(18), progFailed(19), loadPending(20), loadActive(21), success(22), paused(23), modInvalidAdress(200), modChecksumError(201), modTimeout(202), modBusy(203), modRemoved(204), modNoResource(205), modFailure(255) 
