What Is an Error Message?
When using Network Connection, you may receive one or more of the following error messages. To view more information about the error, click the error message below.
- Chinese name
- Error message
- Overview
- When using Network Connection
- Specific error
- An operation is pending.
- Specific error 2
- An invalid port handle was detected.
- When using Network Connection, you may receive one or more of the following error messages. To view more information about the error, click the error message below.
- Specific error
- 600 ~ 625
- 600 An operation is pending.
- 601 An invalid port handle was detected.
- 602 The specified port is already open.
- 603 The caller buffer is too small.
- 604 An incorrect message was specified.
- 605 Unable to set port information.
- 606 The specified port is not connected.
- 607 An invalid event was detected.
- 608 specified a device that does not exist.
- 609 A non-existent device type was specified.
- 610 An invalid buffer was specified.
- 611 An unusable route was specified.
- 612 An unassigned route was specified.
- 613 specified an invalid compression.
- 614 Not enough free buffers.
- 615 cannot find the specified port.
- 616 An asynchronous request is pending.
- 617 modem is already disconnected.
- 618 The specified port is not open.
- 619 The specified port is not connected.
- 620 Unable to determine endpoint.
- 621 The system cannot open the phone book.
- 622 The system cannot load the phone book.
- 623 The system cannot find the phonebook entry for this connection.
- 624 The system cannot update the phone book file.
- 625 The system found invalid information in the phone book.
- 626 ~ 650
- 626 Cannot load string.
- 627 Cannot find keyword.
- 628 The connection was closed.
- 629 The connection was closed by the remote computer.
- 630 The modem was disconnected due to a hardware failure.
- 631 The user disconnected the modem.
- 632 An incorrect structure size was detected.
- 633 modem is in use or not configured for dial-out.
- 634 Your computer cannot be registered on the remote network.
- 635 An unknown error occurred.
- 636 The device connected to the port is not the expected device.
- 637 A string that cannot be converted was detected.
- 638 The request timed out.
- 639 Asynchronous network is not available.
- 640 A NetBIOS related error occurred.
- 641 The server cannot allocate the NetBIOS resources required to support the client.
- A NetBIOS name of the 642 computer is already registered on the remote network.
- 643 The server-side network adapter has failed.
- 644 You will not be able to receive network pop-up messages.
- 645 An internal authentication error occurred.
- 646 The account is not allowed to log in at this time.
- 647 This account is disabled.
- 648 The password for this account has expired.
- 649 Account does not have dial-in permissions.
- 650 The remote access server is not responding.
- 651 ~ 675
- 651 The modem reported an error.
- 652 There was an unrecognized response from the modem.
- 653 The macro required by the modem was not found in the device .INF file section.
- 654 The command or response in the device .INF file section references 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 Unable to open device .INF file.
- 658 The device name in the device .INF or media .INI file is too long.
- 659 The media .INI file references an unknown device name.
- 660 The device .INF file does not contain a response to the command.
- 661 Device .INF file is missing a command.
- 662 An attempt was made to set a macro that is not listed in the device .INF file section.
- 663 The media .INI file references an unknown device type.
- 664 The system is out of memory.
- 665 The modem is not configured properly.
- The 666 modem is not working properly.
- 667 The system cannot read the media .INI file.
- 668 The connection was terminated.
- 669 Invalid usage parameter in media .INI file.
- 670 The system cannot read part of the name from the media .INI file.
- 671 The system cannot read the device type from the media .INI file.
- 672 The system cannot read the device name from the media .INI file.
- 673 The system cannot read usage from the media .INI file.
- 674 The system cannot read the maximum connection rate (bps) from the media .INI file.
- 675 The system cannot read the maximum carrier connection speed from the media .INI file.
- 676 ~ 700
- 676 The telephone line is busy.
- 677 Someone answered instead of the modem.
- 678 No response.
- 679 The system could not detect the carrier.
- 680 There is no dial tone.
- 681 The modem reported a general error.
- 691 Access is denied because the username and / or password is not valid on this domain.
- The 692 modem has a hardware failure.
- 695 The state machine is not started.
- 696 State machine started.
- 697 The response cycle was not completed.
- The 699 modem's response caused a buffer overflow.
- 700 The extended command in the device .INF file is too long.
- 701 ~ 723
- The 701 modem uses a connection speed that is not supported by the COM driver.
- The 703 connection requires information from you, but the application does not allow user interaction.
- 704 The callback number is invalid.
- 705 Authorization status is invalid.
- 707 An error related to the X.25 protocol occurred.
- 708 Account expired.
- 709 An error occurred while changing the password on the domain. The password may be too short or may match a previously used password.
- 710 A sequence overflow error was detected while communicating with the modem.
- 711 Unable to start the Remote Access Service Manager. Additional information is provided in the event log.
- 712 Dual port is initializing. Wait a few seconds before redialing.
- 713 No active ISDN line is available.
- 714 No ISDN channel is available for dialing.
- 715 Too many errors have occurred due to poor telephone line quality.
- 716 The remote access service IP configuration is not available.
- 717 No IP address is available in the static pool of remote access service IP addresses.
- 718 The connection timed out while waiting for a valid response from the remote computer.
- 719 The connection was terminated by a remote computer.
- 721 The remote computer is not responding.
- 722 Invalid data received from a remote computer. The data is ignored.
- 723 The phone number (including prefix and suffix) is too long.
- 726 ~ 743
- The 726 IPX protocol cannot be used to dial out simultaneously on multiple modems.
- 728 The system cannot find the IP adapter.
- 729 SLIP cannot be used unless the IP protocol is installed.
- 731 The protocol is not configured.
- 732 Your computer and the remote computer cannot agree on the PPP control protocol.
- 733 Your computer and the remote computer cannot agree on the PPP control protocol.
- 734 The PPP link control protocol was terminated.
- 735 The requested address was rejected by the server.
- 736 The remote computer terminated the control protocol.
- 737 A loopback was detected.
- 738 The server did not assign an address.
- 739 The authentication protocol required by the remote server cannot use a stored password. Please redial and enter the password explicitly.
- 740 An invalid dialing rule was detected.
- 741 The local computer does not support the type of data encryption required.
- 742 The remote computer does not support the type of data encryption required.
- 743 The remote server requires data encryption.
- 751 ~ 775
- 751 The callback number contains invalid characters. Only the following characters are allowed: 0 to 9, T, P, W, (,),-, @, and space.
- 752 A syntax error was encountered while processing the script.
- 753 The connection cannot be dropped because the connection was created by a multi-protocol router.
- 754 The system could not find the multiple link bundle.
- 755 The system cannot perform automatic dialing because a custom dialer has been specified for this entry.
- 756 has dialed the connection.
- 757 The remote access service could not start automatically. Additional information is provided in the event log.
- 758 Internet connection sharing is already enabled on this connection.
- 760 An error occurred while enabling routing.
- 761 An error occurred while enabling connected Internet connection sharing.
- 763 Internet connection sharing cannot be enabled. In addition to the connection to be shared, there are two or more LAN connections.
- 764 No smart card reader is installed.
- 765 Internet connection sharing cannot be enabled. The LAN connection has been configured with the IP addresses required for automatic IP addressing.
- 767 Internet connection sharing cannot be enabled. The selected LAN connection on the private network is configured with multiple IP addresses. Before enabling Internet connection sharing, reconfigure the LAN connection with a single IP address.
- 768 The connection attempt failed because data encryption failed.
- 769 The specified destination is not accessible.
- 770 The remote machine refused the connection attempt.
- 771 The connection attempt failed because the network is busy.
- 772 The remote computer's network hardware is not compatible with the type of call requested.
- 773 The connection attempt failed because the destination number has changed.
- 774 A temporary failure caused the connection attempt to fail. Please try to connect again.
- 775 The call was blocked by a remote computer.
- 776 ~ 800
- 776 The call cannot be connected because the target has called the Do Not Disturb feature.
- 777 The modem on the remote computer has failed, causing the connection attempt to fail.
- 778 Could not verify server identity.
- 780 The feature you are trying to use is not valid for this connection.
- 783 Internet connection sharing cannot be enabled. The LAN connection selected as the private network does not exist or is disconnected from the network. Before enabling Internet connection sharing, make sure that a LAN adapter is connected.
- 784 Cannot use this connection for dial-up when logging in because it is configured to use a different username than on a smart card. If you want to use it when you log in, you must configure it to use the username on the smart card.
- 785 The connection cannot be used for dial-up at login because it is not configured to use a smart card. If you want to use it at login, you must edit the properties of the connection to use a smart card.
- 788 L2TP connection attempt failed because the security layer cannot negotiate compatibility parameters with the remote computer.
- 789 L2TP connection attempt failed because the security layer encountered a processing error during the initial negotiation with the remote computer.
- 791 L2TP connection attempt failed because no security policy was found for the connection.
- 792 L2TP connection attempt failed because the security negotiation timed out.
- 793 L2TP connection attempt failed because an error occurred while negotiating security.
- 794 The user's frame protocol RADIUS attribute is not PPP.
- 795 The tunnel type RADIUS attribute for this user is incorrect.
- 796 The user's service type RADIUS attribute is neither framing nor dial-back framing.
- 797 Could not establish a connection to the remote computer because the modem could not be found or the modem is busy.
- 799 Internet Connection Sharing (ICS) cannot be enabled because of an IP address conflict on the network. ICS requires the host to be configured to use 192.168.0.1. Make sure no other clients on the network are configured to use 192.168.0.1.
- 800 Unable to establish a VPN connection. It may not be possible to connect to the VPN server, or the security parameters of the connection are incorrectly configured.