The information in this article applies to:

  • Microsoft Windows NT Workstation version 4.0
  • Microsoft Windows NT Server version 4.0
  • Microsoft Windows 95
  • Microsoft Windows 98
  • Microsoft Windows 2000 Professional
  • Microsoft Windows 2000 Server
  • Microsoft Windows 2000 Advanced Server
  • Microsoft Windows 2000 Datacenter Server

Standard Error Code List

Error No.   Messages/Description

600            An operation is pending.
601            The port handle is invalid.
602            The port is already open.
603            Caller’s buffer is too small.
604            Wrong information specified.
605            Cannot set port information.
606            The port is not connected.
607            The event is invalid.
608            The device does not exist.
609            The device type does not exist.
610            The buffer is invalid.
611            The route is not available.
612            The route is not allocated.
613            Invalid compression specified.
614            Out of buffers.
615            The port was not found.
616            An asynchronous request is pending.
617            The port or device is already disconnecting.
618            The port is not open.
619            The port is disconnected.
620            There are no endpoints.
621            Cannot open the phone book file.
622            Cannot load the phone book file.
623            Cannot find the phone book entry.
624            Cannot write the phone book file.
625            Invalid information found in the phone book.
626            Cannot load a string.
627            Cannot find key.
628            The port was disconnected.
629            The port was disconnected by the remote machine.
630            The port was disconnected due to hardware failure.
631            The port was disconnected by the user.
632            The structure size is incorrect.
633            The port is already in use or is not configured for Remote Access dial out.
634            Cannot register your computer on the remote network.
635            Unknown error.
636            The wrong device is attached to the port.
637            The string could not be converted.
638            The request has timed out.
639            No asynchronous net available.
640            A Net BIOS error has occurred.
641            The server cannot allocate Net BIOS resources needed to support the client.
642            One of your Net BIOS names is already registered on the remote network.
643            A network adapter at the server failed.
644            You will not receive network message popup.
645            Internal authentication error.
646            The account is not permitted to log on at this time of day.
647            The account is disabled.
648            The password has expired.
649            The account does not have Remote Access permission.
650            The Remote Access server is not responding.
651            Your modem (or other connecting device) has reported an error.
652            Unrecognized response from the device.
653            A macro required by the device was not found in the device .INF file section.
654            A command or response in the device .INF file section refers to an undefined macro.
655            The <message> macro was not found in the device .INF file section.
656            The <defaultoff> macro in the device .INF file section contains an undefined macro.
657            The device .INF file could not be opened.
658            The device name in the device .INF or media .INI file is too long.
659            The media .INI file refers to an unknown device name.
660            The device .INF file contains no responses for the command.
661            The device .INF file is missing a command.
662            Attempted to set a macro not listed in device .INF file section.
663            The media .INI file refers to an unknown device type.
664            Cannot allocate memory.
665            The port is not configured for Remote Access.
666            Your modem (or other connecting device) is not functioning.
667            Cannot read the media .INI file.
668            The connection dropped.
669            The usage parameter in the media .INI file is invalid.
670            Cannot read the section name from the media .INI file.
671            Cannot read the device type from the media .INI file.
672            Cannot read the device name from the media .INI file.
673            Cannot read the usage from the media .INI file.
674            Cannot read the maximum connection BPS rate from the media .INI file.
675            Cannot read the maximum carrier BPS rate from the media .INI file.
676            The line is busy.
677            A person answered instead of a modem.
678            There is no answer.
679            Cannot detect carrier.
680            There is no dial tone.
681            General error reported by device.
682            ERROR WRITING SECTIONNAME
683            ERROR WRITING DEVICETYPE
684            ERROR WRITING DEVICENAME
685            ERROR WRITING MAXCONNECTBPS
686            ERROR WRITING MAXCARRIERBPS
687            ERROR WRITING USAGE
688            ERROR WRITING DEFAULTOFF
689            ERROR READING DEFAULTOFF
690            ERROR EMPTY INI FILE
691            Access denied because username and/or password is invalid on the domain.
692            Hardware failure in port or attached device.
693            ERROR NOT BINARY MACRO
694            ERROR DCB NOT FOUND
695            ERROR STATE MACHINES NOT STARTED
696            ERROR STATE MACHINES ALREADY STARTED
697            ERROR PARTIAL RESPONSE LOOPING
698            A response keyname in the device .INF file is not in the expected format.
699            The device response caused buffer overflow.
700            The expanded command in the device .INF file is too long.
701            The device moved to a BPS rate not supported by the COM driver.
702            Device response received when none expected.
703            ERROR INTERACTIVE MODE
704            ERROR BAD CALLBACK NUMBER
705            ERROR INVALID AUTH STATE
706            ERROR WRITING INITBPS
707            X.25 diagnostic indication.
708            The account has expired.
709            Error changing password on domain.
710            Serial overrun errors were detected while communicating with your modem.
711            RasMan initialization failure. Check the event log.
712            Biplex port is initializing. Wait a few seconds and redial.
713            No active ISDN lines are available.
714            Not enough ISDN channels are available to make the call.
715            Too many errors occurred because of poor phone line quality.
716            The Remote Access IP configuration is unusable.
717            No IP addresses are available in the static pool of Remote Access IP addresses.
718            PPP timeout.
719            PPP terminated by remote machine.
720            No PPP control protocols configured.
721            Remote PPP peer is not responding.
722            The PPP packet is invalid.
723            The phone number, including prefix and suffix, is too long.
724            The IPX protocol cannot dial-out on the port because the computer is an IPX router.
725            The IPX protocol cannot dial-in on the port because the IPX router is not installed.
726            The IPX protocol cannot be used for dial-out on more than one port at a time.
727            Cannot access TCPCFG.DLL.
728            Cannot find an IP adapter bound to Remote Access.
729            SLIP cannot be used unless the IP protocol is installed.
730            Computer registration is not complete.
731            The protocol is not configured.
732            The PPP negotiation is not converging.
733            The PPP control protocol for this network protocol is not available on the server.
734            The PPP link control protocol terminated.
735            The requested address was rejected by the server.
736            The remote computer terminated the control protocol.
737            Loopback detected.
738            The server did not assign an address.
739            The remote server cannot use the Windows NT encrypted password.
740            The TAPI devices configured for Remote Access failed to initialize.
741            The local computer does not support encryption.
742            The remote server does not support encryption.
743            The remote server requires encryption.
744            Cannot use the IPX net number assigned by the remote server. Check the event log.
752            A syntax error was encountered while processing a script.