Browse 2547 distinct win32 system codes in groups of 40. Each entry has an exact code, source level, and a code-specific page. Confirm the screen or application before choosing a repair.
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Back up important files when possible. If the drive is encrypted, locate the BitLocker recovery key before recovery changes. Stop if storage appears to be failing or this is a work or school managed PC.
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Use a code and its error family together. Decimal Win32 values, stop codes, HRESULTs, and event IDs can overlap numerically.
Code reference pages
1241 Error Incorrect AddressThe network address could not be used for the operation requested.Code reference1242 Error Already RegisteredThe service is already registered.Code reference1243 Error Service Not FoundThe specified service does not exist.Code reference1244 Error Not AuthenticatedThe operation being requested was not performed because the user has not been authenticated.Code reference1245 Error Not Logged OnThe operation being requested was not performed because the user has not logged on to the network. The specified service does not exist.Code reference1246 Error ContinueContinue with work in progress.Code reference1247 Error Already InitializedAn attempt was made to perform an initialization operation when initialization has already been completed.Code reference1248 Error No More DevicesNo more local devices.Code reference1249 Error No Such SiteThe specified site does not exist.Code reference1250 Error Domain Controller ExistsA domain controller with the specified name already exists.Code reference1251 Error Only If ConnectedThis operation is supported only when you are connected to the server.Code reference1252 Error Override NochangesThe group policy framework should call the extension even if there are no changes.Code reference1253 Error Bad User ProfileThe specified user does not have a valid profile.Code reference1254 Error Not Supported On SbsThis operation is not supported on a computer running Windows Server 2003 for Small Business Server.Code reference1255 Error Server Shutdown In ProgressThe server machine is shutting down.Code reference1256 Error Host DownThe remote system is not available. For information about network troubleshooting, see Windows Help.Code reference1257 Error Non Account SidThe security identifier provided is not from an account domain.Code reference1258 Error Non Domain SidThe security identifier provided does not have a domain component.Code reference1259 Error Apphelp BlockAppHelp dialog canceled thus preventing the application from starting.Code reference1260 Error Access Disabled By PolicyThis program is blocked by group policy. For more information, contact your system administrator.Code reference1261 Error Reg Nat ConsumptionA program attempt to use an invalid register value. Normally caused by an uninitialized register. This error is Itanium specific.Code reference1262 Error Cscshare OfflineThe share is currently offline or does not exist.Code reference1263 Error Pkinit FailureThe Kerberos protocol encountered an error while validating the KDC certificate during smartcard logon. There is more information in the system event log.Code reference1264 Error Smartcard Subsystem FailureThe Kerberos protocol encountered an error while attempting to utilize the smartcard subsystem.Code reference1265 Error Downgrade DetectedThe system cannot contact a domain controller to service the authentication request. Please try again later.Code reference1271 Error Machine LockedThe machine is locked and cannot be shut down without the force option.Code reference1272 Error Smb Guest Logon BlockedYou can't access this shared folder because your organization's security policies block unauthenticated guest access. These policies help protect your PC…Code reference1273 Error Callback Supplied Invalid DataAn application-defined callback gave invalid data when called.Code reference1274 Error Sync Foreground Refresh RequiredThe group policy framework should call the extension in the synchronous foreground policy refresh.Code reference1275 Error Driver BlockedThis driver has been blocked from loading.Code reference1276 Error Invalid Import Of Non DllA dynamic link library (DLL) referenced a module that was neither a DLL nor the process's executable image.Code reference1277 Error Access Disabled WebbladeWindows cannot open this program since it has been disabled.Code reference1278 Error Access Disabled Webblade TamperWindows cannot open this program because the license enforcement system has been tampered with or become corrupted.Code reference1279 Error Recovery FailureA transaction recover failed.Code reference1280 Error Already FiberThe current thread has already been converted to a fiber.Code reference1281 Error Already ThreadThe current thread has already been converted from a fiber.Code reference1282 Error Stack Buffer OverrunThe system detected an overrun of a stack-based buffer in this application. This overrun could potentially allow a malicious user to gain control of this…Code reference1283 Error Parameter Quota ExceededData present in one of the parameters is more than the function can operate on.Code reference1284 Error Debugger InactiveAn attempt to do an operation on a debug object failed because the object is in the process of being deleted.Code reference1285 Error Delay Load FailedAn attempt to delay-load a .dll or get a function address in a delay-loaded .dll failed.Code reference
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