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2,880 codes
| Code | Name and meaning | Type | |
|---|---|---|---|
| 0x000004D0 | ERROR_HOST_UNREACHABLE The network location cannot be reached. For information about network troubleshooting, see Windows Help. | win32 | |
| 0x000004D1 | ERROR_PROTOCOL_UNREACHABLE The network location cannot be reached. For information about network troubleshooting, see Windows Help. | win32 | |
| 0x000004D2 | ERROR_PORT_UNREACHABLE No service is operating at the destination network endpoint on the remote system. | win32 | |
| 0x000004D3 | ERROR_REQUEST_ABORTED The request was aborted. | win32 | |
| 0x000004D4 | ERROR_CONNECTION_ABORTED The network connection was aborted by the local system. | win32 | |
| 0x000004D5 | ERROR_RETRY The operation could not be completed. A retry should be performed. | win32 | |
| 0x000004D6 | ERROR_CONNECTION_COUNT_LIMIT A connection to the server could not be made because the limit on the number of concurrent connections for thi | win32 | |
| 0x000004D7 | ERROR_LOGIN_TIME_RESTRICTION Attempting to log in during an unauthorized time of day for this account. | win32 | |
| 0x000004D8 | ERROR_LOGIN_WKSTA_RESTRICTION The account is not authorized to log in from this station. | win32 | |
| 0x000004D9 | ERROR_INCORRECT_ADDRESS The network address could not be used for the operation requested. | win32 | |
| 0x000004DA | ERROR_ALREADY_REGISTERED The service is already registered. | win32 | |
| 0x000004DB | ERROR_SERVICE_NOT_FOUND The specified service does not exist. | win32 | |
| 0x000004DC | ERROR_NOT_AUTHENTICATED The operation being requested was not performed because the user has not been authenticated. | win32 | |
| 0x000004DD | ERROR_NOT_LOGGED_ON The operation being requested was not performed because the user has not logged on to the network. The specifi | win32 | |
| 0x000004DE | ERROR_CONTINUE Continue with work in progress. | win32 | |
| 0x000004DF | ERROR_ALREADY_INITIALIZED An attempt was made to perform an initialization operation when initialization has already been completed. | win32 | |
| 0x000004E0 | ERROR_NO_MORE_DEVICES No more local devices. | win32 | |
| 0x000004E1 | ERROR_NO_SUCH_SITE The specified site does not exist. | win32 | |
| 0x000004E2 | ERROR_DOMAIN_CONTROLLER_EXISTS A domain controller with the specified name already exists. | win32 | |
| 0x000004E3 | ERROR_ONLY_IF_CONNECTED This operation is supported only when you are connected to the server. | win32 | |
| 0x000004E4 | ERROR_OVERRIDE_NOCHANGES The group policy framework should call the extension even if there are no changes. | win32 | |
| 0x000004E5 | ERROR_BAD_USER_PROFILE The specified user does not have a valid profile. | win32 | |
| 0x000004E6 | ERROR_NOT_SUPPORTED_ON_SBS This operation is not supported on a computer running Windows Server 2003 for Small Business Server. | win32 | |
| 0x000004E7 | ERROR_SERVER_SHUTDOWN_IN_PROGRESS The server machine is shutting down. | win32 | |
| 0x000004E8 | ERROR_HOST_DOWN The remote system is not available. For information about network troubleshooting, see Windows Help. | win32 | |
| 0x000004E9 | ERROR_NON_ACCOUNT_SID The security identifier provided is not from an account domain. | win32 | |
| 0x000004EA | ERROR_NON_DOMAIN_SID The security identifier provided does not have a domain component. | win32 | |
| 0x000004EB | ERROR_APPHELP_BLOCK AppHelp dialog canceled thus preventing the application from starting. | win32 | |
| 0x000004EC | ERROR_ACCESS_DISABLED_BY_POLICY This program is blocked by group policy. For more information, contact your system administrator. | win32 | |
| 0x000004ED | ERROR_REG_NAT_CONSUMPTION A program attempt to use an invalid register value. Normally caused by an uninitialized register. This error i | win32 | |
| 0x000004EE | ERROR_CSCSHARE_OFFLINE The share is currently offline or does not exist. | win32 | |
| 0x000004EF | ERROR_PKINIT_FAILURE The Kerberos protocol encountered an error while validating the KDC certificate during smartcard logon. There | win32 | |
| 0x000004F0 | ERROR_SMARTCARD_SUBSYSTEM_FAILURE The Kerberos protocol encountered an error while attempting to utilize the smartcard subsystem. | win32 | |
| 0x000004F1 | ERROR_DOWNGRADE_DETECTED The system cannot contact a domain controller to service the authentication request. Please try again later. | win32 | |
| 0x000004F7 | ERROR_MACHINE_LOCKED The machine is locked and cannot be shut down without the force option. | win32 | |
| 0x000004F9 | ERROR_CALLBACK_SUPPLIED_INVALID_DATA An application-defined callback gave invalid data when called. | win32 | |
| 0x000004FA | ERROR_SYNC_FOREGROUND_REFRESH_REQUIRED The group policy framework should call the extension in the synchronous foreground policy refresh. | win32 | |
| 0x000004FB | ERROR_DRIVER_BLOCKED This driver has been blocked from loading. | win32 | |
| 0x000004FC | ERROR_INVALID_IMPORT_OF_NON_DLL A dynamic link library (DLL) referenced a module that was neither a DLL nor the process's executable image. | win32 | |
| 0x000004FD | ERROR_ACCESS_DISABLED_WEBBLADE Windows cannot open this program since it has been disabled. | win32 | |
| 0x000004FE | ERROR_ACCESS_DISABLED_WEBBLADE_TAMPER Windows cannot open this program because the license enforcement system has been tampered with or become corru | win32 | |
| 0x000004FF | ERROR_RECOVERY_FAILURE A transaction recover failed. | win32 | |
| 0x00000500 | ERROR_ALREADY_FIBER The current thread has already been converted to a fiber. | win32 | |
| 0x00000501 | ERROR_ALREADY_THREAD The current thread has already been converted from a fiber. | win32 | |
| 0x00000502 | ERROR_STACK_BUFFER_OVERRUN The system detected an overrun of a stack-based buffer in this application. This overrun could potentially all | win32 | |
| 0x00000503 | ERROR_PARAMETER_QUOTA_EXCEEDED Data present in one of the parameters is more than the function can operate on. | win32 | |
| 0x00000504 | ERROR_DEBUGGER_INACTIVE An attempt to do an operation on a debug object failed because the object is in the process of being deleted. | win32 | |
| 0x00000505 | ERROR_DELAY_LOAD_FAILED An attempt to delay-load a .dll or get a function address in a delay-loaded .dll failed. | win32 | |
| 0x00000506 | ERROR_VDM_DISALLOWED %1 is a 16-bit application. You do not have permissions to execute 16-bit applications. Check your permissions | win32 | |
| 0x00000507 | ERROR_UNIDENTIFIED_ERROR Insufficient information exists to identify the cause of failure. | win32 |