The following table shows possible network error values.
| Code | Description | Name |
| 2102 | The workstation driver is not installed. | NERR_NetNotStarted |
| 2103 | The server could not be located. | NERR_UnknownServer |
| 2104 | An internal error occurred. The network cannot access a shared memory segment. | NERR_ShareMem |
| 2106 | This operation is not supported on workstations. | NERR_RemoteOnly |
| 2107 | The device is not connected. | NERR_DevNotRedirected |
| 2114 | The Server service is not started. | NERR_ServerNotStarted |
| 2115 | The queue is empty. | NERR_ItemNotFound |
| 2116 | The device or directory does not exist. | NERR_UnknownDevDir |
| 2117 | The operation is invalid on a redirected resource. | NERR_RedirectedPath |
| 2118 | The name has already been shared. | NERR_DuplicateShare |
| 2119 | The server is currently out of the requested resource. | NERR_NoRoom |
| 2121 | Requested addition of items exceeds the maximum allowed. | NERR_TooManyItems |
| 2122 | The Peer service supports only two simultaneous users. | NERR_InvalidMaxUsers |
| 2123 | The API return buffer is too small. | NERR_BufTooSmall |
| 2127 | A remote API error occurred. | NERR_RemoteErr |
| 2131 | An error occurred when opening or reading the configuration file. | NERR_LanmanIniError |
| 2136 | A general network error occurred. | NERR_NetworkError |
| 2137 | The Workstation service is in an inconsistent state. Restart the computer before restarting the Workstation service. | NERR_WkstaInconsistentState |
| 2138 | The Workstation service has not been started. | NERR_WkstaNotStarted |
| 2139 | The requested information is not available. | NERR_BrowserNotStarted |
| 2140 | An internal Windows NT error occurred. | NERR_InternalError |
| 2141 | The server is not configured for transactions. | NERR_BadTransactConfig |
| 2142 | The requested API is not supported on the remote server. | NERR_InvalidAPI |
| 2143 | The event name is invalid. | NERR_BadEventName |
| 2144 | The computer name already exists on the network. Change it and restart the computer. | NERR_DupNameReboot |
| 2146 | The specified component could not be found in the configuration information. | NERR_CfgCompNotFound |
| 2147 | The specified parameter could not be found in the configuration information. | NERR_CfgParamNotFound |
| 2149 | A line in the configuration file is too long. | NERR_LineTooLong |
| 2150 | The printer does not exist. | NERR_QNotFound |
| 2151 | The print job does not exist. | NERR_JobNotFound |
| 2152 | The printer destination cannot be found. | NERR_DestNotFound |
| 2153 | The printer destination already exists. | NERR_DestExists |
| 2154 | The printer queue already exists. | NERR_QExists |
| 2155 | A network resource shortage occurred. | NERR_NoNetworkResource |
| 2155 | No more printers can be added. | NERR_QNoRoom |
| 2156 | No more print jobs can be added. | NERR_JobNoRoom |
| 2157 | No more printer destinations can be added. | NERR_DestNoRoom |
| 2158 | This printer destination is idle and cannot accept control operations. | NERR_DestIdle |
| 2159 | This printer destination request contains an invalid control function. | NERR_DestInvalidOp |
| 2160 | The print processor is not responding. | NERR_ProcNoRespond |
| 2161 | The spooler is not running. | NERR_SpoolerNotLoaded |
| 2162 | This operation cannot be performed on the print destination in its current state. | NERR_DestInvalidState |
| 2163 | This operation cannot be performed on the printer queue in its current state. | NERR_QInvalidState |
| 2164 | This operation cannot be performed on the print job in its current state. | NERR_JobInvalidState |
| 2165 | A spooler memory allocation failure occurred. | NERR_SpoolNoMemory |
| 2166 | The device driver does not exist. | NERR_DriverNotFound |
| 2167 | The data type is not supported by the print processor. | NERR_DataTypeInvalid |
| 2168 | The print processor is not installed. | NERR_ProcNotFound |
| 2180 | The service database is locked. | NERR_ServiceTableLocked |
| 2181 | The service table is full. | NERR_ServiceTableFull |
| 2182 | The requested service has already been started. | NERR_ServiceInstalled |
| 2183 | The service does not respond to control actions. | NERR_ServiceEntryLocked |
| 2184 | The service has not been started. | NERR_ServiceNotInstalled |
| 2185 | The service name is invalid. | NERR_BadServiceName |
| 2186 | The service is not responding to the control function. | NERR_ServiceCtlTimeout |
| 2187 | The service control is busy. | NERR_ServiceCtlBusy |
| 2188 | The configuration file contains an invalid service program name. | NERR_BadServiceProgName |
| 2189 | The service could not be controlled in its present state. | NERR_ServiceNotCtrl |
| 2190 | The service ended abnormally. | NERR_ServiceKillProc |
| 2191 | The requested pause or stop is not valid for this service. | NERR_ServiceCtlNotValid |
| 2192 | The service control dispatcher could not find the service name in the dispatch table. | NERR_NotInDispatchTbl |
| 2193 | The service control dispatcher pipe read failed. | NERR_BadControlRecv |
| 2194 | A thread for the new service could not be created. | NERR_ServiceNotStarting |
| 2200 | This workstation is already logged on to the local-area network. | NERR_AlreadyLoggedOn |
| 2201 | The workstation is not logged on to the local-area network. | NERR_NotLoggedOn |
| 2202 | The user name or group name parameter is invalid. | NERR_BadUsername |
| 2203 | The password parameter is invalid. | NERR_BadPassword |
| 2204 | The logon processor did not add the message alias. | NERR_UnableToAddName_W |
| 2205 | The logon processor did not add the message alias. | NERR_UnableToAddName_F |
| 2206 | The logoff processor did not delete the message alias. | NERR_UnableToDelName_W |
| 2207 | The logoff processor did not delete the message alias. | NERR_UnableToDelName_F |
| 2209 | Network logons are paused. | NERR_LogonsPaused |
| 2210 | A centralized logon-server conflict occurred. | NERR_LogonServerConflict |
| 2211 | The server is configured without a valid user path. | NERR_LogonNoUserPath |
| 2212 | An error occurred while loading or running the logon script. | NERR_LogonScriptError |
| 2214 | The logon server was not specified. Your computer will be logged on as STANDALONE. | NERR_StandaloneLogon |
| 2215 | The logon server could not be found. | NERR_LogonServerNotFound |
| 2216 | There is already a logon domain for this computer. | NERR_LogonDomainExists |
| 2217 | The logon server could not validate the logon. | NERR_NonValidatedLogon |
| 2219 | The security database could not be found. | NERR_ACFNotFound |
| 2220 | The group name could not be found. | NERR_GroupNotFound |
| 2221 | The user name could not be found. | NERR_UserNotFound |
| 2222 | The resource name could not be found. | NERR_ResourceNotFound |
| 2223 | The group already exists. | NERR_GroupExists |
| 2224 | The user account already exists. | NERR_UserExists |
| 2225 | The resource permission list already exists. | NERR_ResourceExists |
| 2226 | This operation is only allowed on the primary domain controller of the domain. | NERR_NotPrimary |
| 2227 | The security database has not been started. | NERR_ACFNotLoaded |
| 2228 | There are too many names in the user accounts database. | NERR_ACFNoRoom |
| 2229 | A disk I/O failure occurred. | NERR_ACFFileIOFail |
| 2230 | The limit of 64 entries per resource was exceeded. | NERR_ACFTooManyLists |
| 2231 | Deleting a user with a session is not allowed. | NERR_UserLogon |
| 2232 | The parent directory could not be located. | NERR_ACFNoParent |
| 2233 | Unable to add to the security database session cache segment. | NERR_CanNotGrowSegment |
| 2234 | This operation is not allowed on this special group. | NERR_SpeGroupOp |
| 2235 | This user is not cached in user accounts database session cache. | NERR_NotInCache |
| 2236 | The user already belongs to this group. | NERR_UserInGroup |
| 2237 | The user does not belong to this group. | NERR_UserNotInGroup |
| 2238 | This user account is undefined. | NERR_AccountUndefined |
| 2239 | This user account has expired. | NERR_AccountExpired |
| 2240 | The user is not allowed to log on from this workstation. | NERR_InvalidWorkstation |
| 2241 | The user is not allowed to log on at this time. | NERR_InvalidLogonHours |
| 2242 | The password of this user has expired. | NERR_PasswordExpired |
| 2243 | The password of this user cannot change. | NERR_PasswordCantChange |
| 2244 | This password cannot be used now. | NERR_PasswordHistConflict |
| 2245 | The password is shorter than required. | NERR_PasswordTooShort |
| 2246 | The password of this user is too recent to change. | NERR_PasswordTooRecent |
| 2247 | The security database is corrupted. | NERR_InvalidDatabase |
| 2248 | No updates are necessary to this replicant network/local security database. | NERR_DatabaseUpToDate |
| 2249 | This replicant database is outdated; synchronization is required. | NERR_SyncRequired |
| 2250 | The network connection could not be found. | NERR_UseNotFound |
| 2251 | This asg_type is invalid. | NERR_BadAsgType |
| 2252 | This device is currently being shared. | NERR_DeviceIsShared |
| 2270 | The computer name could not be added as a message alias. The name may already exist on the network. | NERR_NoComputerName |
| 2271 | The Messenger service is already started. | NERR_MsgAlreadyStarted |
| 2272 | The Messenger service failed to start. | NERR_MsgInitFailed |
| 2273 | The message alias could not be found on the network. | NERR_NameNotFound |
| 2274 | This message alias has already been forwarded. | NERR_AlreadyForwarded |
| 2275 | This message alias has been added but is still forwarded. | NERR_AddForwarded |
| 2276 | This message alias already exists locally. | NERR_AlreadyExists |
| 2277 | The maximum number of added message aliases has been exceeded. | NERR_TooManyNames |
| 2278 | The computer name could not be deleted. | NERR_DelComputerName |
| 2279 | Messages cannot be forwarded back to the same workstation. | NERR_LocalForward |
| 2280 | An error occurred in the domain message processor. | NERR_GrpMsgProcessor |
| 2281 | The message was sent. | NERR_PausedRemote |
| 2282 | The message was sent but not received. | NERR_BadReceive |
| 2283 | The message alias is currently in use. Try again later. | NERR_NameInUse |
| 2284 | The Messenger service has not been started. | NERR_MsgNotStarted |
| 2285 | The name is not on the local computer. | NERR_NotLocalName |
| 2286 | The forwarded message alias could not be found on the network. | NERR_NoForwardName |
| 2287 | The message alias table on the remote station is full. | NERR_RemoteFull |
| 2288 | Messages for this alias are not currently being forwarded. | NERR_NameNotForwarded |
| 2289 | The broadcast message was truncated. | NERR_TruncatedBroadcast |
| 2294 | This is an invalid device name. | NERR_InvalidDevice |
| 2295 | A write fault occurred. | NERR_WriteFault |
| 2297 | A duplicate message alias exists on the network. | NERR_DuplicateName |
| 2298 | This message alias will be deleted later. | NERR_DeleteLater |
| 2299 | The message alias was not successfully deleted from all networks. | NERR_IncompleteDel |
| 2300 | This operation is not supported on computers with multiple networks. | NERR_MultipleNets |
| 2310 | This shared resource does not exist. | NERR_NetNameNotFound |
| 2311 | This device is not shared. | NERR_DeviceNotShared |
| 2312 | A session does not exist with that computer name. | NERR_ClientNameNotFound |
| 2314 | There is not an open file with that identification number. | NERR_FileIdNotFound |
| 2315 | A failure occurred when executing a remote administration command. | NERR_ExecFailure |
| 2316 | A failure occurred when opening a remote temporary file. | NERR_TmpFile |
| 2317 | The data returned from a remote administration command has been truncated to 64 KB. | NERR_TooMuchData |
| 2318 | This device cannot be shared as both a spooled and a nonspooled resource. | NERR_DeviceShareConflict |
| 2319 | The information in the list of servers may be incorrect. | NERR_BrowserTableIncomplete |
| 2320 | The computer is not active in this domain. | NERR_NotLocalDomain |
| 2321 | The share must be removed from the Dfs before it can be deleted. | NERR_IsDfsShare |
| 2331 | The operation is invalid for this device. | NERR_DevInvalidOpCode |
| 2332 | This device cannot be shared. | NERR_DevNotFound |
| 2333 | This device was not open. | NERR_DevNotOpen |
| 2334 | This device name list is invalid. | NERR_BadQueueDevString |
| 2335 | The queue priority is invalid. | NERR_BadQueuePriority |
| 2337 | There are no shared communication devices. | NERR_NoCommDevs |
| 2338 | The queue you specified does not exist. | NERR_QueueNotFound |
| 2340 | This list of devices is invalid. | NERR_BadDevString |
| 2341 | The requested device is invalid. | NERR_BadDev |
| 2342 | This device is already in use by the spooler. | NERR_InUseBySpooler |
| 2343 | This device is already in use as a communication device. | NERR_CommDevInUse |
| 2351 | This computer name is invalid. | NERR_InvalidComputer |
| 2354 | The specified string and prefix are too long. | NERR_MaxLenExceeded |
| 2356 | This path component is invalid. | NERR_BadComponent |
| 2357 | Could not determine the type of input. | NERR_CantType |
| 2362 | The buffer for types is not big enough. | NERR_TooManyEntries |
| 2370 | Profile files cannot exceed 64 KB. | NERR_ProfileFileTooBig |
| 2371 | The start offset is out of range. | NERR_ProfileOffset |
| 2372 | The system cannot delete current connections to network resources. | NERR_ProfileCleanup |
| 2373 | The system was unable to parse the command line in this file. | NERR_ProfileUnknownCmd |
| 2374 | An error occurred while loading the profile file. | NERR_ProfileLoadErr |
| 2375 | Errors occurred while saving the profile file. The profile was partially saved. | NERR_ProfileSaveErr |
| 2377 | Log file %1 is full. | NERR_LogOverflow |
| 2378 | This log file has changed between reads. | NERR_LogFileChanged |
| 2379 | Log file %1 is corrupt. | NERR_LogFileCorrupt |
| 2380 | The source path cannot be a directory. | NERR_SourceIsDir |
| 2381 | The source path is illegal. | NERR_BadSource |
| 2382 | The destination path is illegal. | NERR_BadDest |
| 2383 | The source and destination paths are on different servers. | NERR_DifferentServers |
| 2385 | The Run server you requested is paused. | NERR_RunSrvPaused |
| 2389 | An error occurred when communicating with a Run server. | NERR_ErrCommRunSrv |
| 2391 | An error occurred when starting a background process. | NERR_ErrorExecingGhost |
| 2392 | The shared resource you are connected to could not be found. | NERR_ShareNotFound |
| 2400 | The LAN adapter number is invalid. | NERR_InvalidLana |
| 2401 | There are open files on the connection. | NERR_OpenFiles |
| 2402 | Active connections still exist. | NERR_ActiveConns |
| 2403 | This share name or password is invalid. | NERR_BadPasswordCore |
| 2404 | The device is being accessed by an active process. | NERR_DevInUse |
| 2405 | The drive letter is in use locally. | NERR_LocalDrive |
| 2430 | The specified client is already registered for the specified event. | NERR_AlertExists |
| 2431 | The alert table is full. | NERR_TooManyAlerts |
| 2432 | An invalid or nonexistent alert name was raised. | NERR_NoSuchAlert |
| 2433 | The alert recipient is invalid. | NERR_BadRecipient |
| 2434 | A user's session with this server has been deleted because the user's logon hours are no longer valid. | NERR_AcctLimitExceeded |
| 2440 | The log file does not contain the requested record number. | NERR_InvalidLogSeek |
| 2450 | The user accounts database is not configured correctly. | NERR_BadUasConfig |
| 2451 | This operation is not permitted when the Netlogon service is running. | NERR_InvalidUASOp |
| 2452 | This operation is not allowed on the last administrative account. | NERR_LastAdmin |
| 2453 | Could not find domain controller for this domain. | NERR_DCNotFound |
| 2454 | Could not set logon information for this user. | NERR_LogonTrackingError |
| 2455 | The Netlogon service has not been started. | NERR_NetlogonNotStarted |
| 2456 | Unable to add to the user accounts database. | NERR_CanNotGrowUASFile |
| 2457 | This server's clock is not synchronized with the primary domain controller's clock. | NERR_TimeDiffAtDC |
| 2458 | A password mismatch has been detected. | NERR_PasswordMismatch |
| 2460 | The server identification does not specify a valid server. | NERR_NoSuchServer |
| 2461 | The session identification does not specify a valid session. | NERR_NoSuchSession |
| 2462 | The connection identification does not specify a valid connection. | NERR_NoSuchConnection |
| 2463 | There is no space for another entry in the table of available servers. | NERR_TooManyServers |
| 2464 | The server has reached the maximum number of sessions it supports. | NERR_TooManySessions |
| 2465 | The server has reached the maximum number of connections it supports. | NERR_TooManyConnections |
| 2466 | The server cannot open more files because it has reached its maximum number. | NERR_TooManyFiles |
| 2467 | There are no alternate servers registered on this server. | NERR_NoAlternateServers |
| 2470 | Try the down-level, or remote admin protocol, version of API instead. | NERR_TryDownLevel |
| 2480 | The UPS driver could not be accessed by the UPS service. | NERR_UPSDriverNotStarted |
| 2481 | The UPS service is not configured correctly. | NERR_UPSInvalidConfig |
| 2482 | The UPS service could not access the specified communications port. | NERR_UPSInvalidCommPort |
| 2483 | The UPS indicated a line fail or low battery situation. Service not started. | NERR_UPSSignalAsserted |
| 2484 | The UPS service failed to perform a system shut down. | NERR_UPSShutdownFailed |
| 2500 | The program below returned an MS-DOS error code. | NERR_BadDosRetCode |
| 2501 | The program below needs more memory. | NERR_ProgNeedsExtraMem |
| 2502 | The program below called an unsupported MS-DOS function. | NERR_BadDosFunction |
| 2503 | The workstation failed to boot. | NERR_RemoteBootFailed |
| 2504 | The file below is corrupt. | NERR_BadFileCheckSum |
| 2505 | No loader is specified in the boot-block definition file. | NERR_NoRplBootSystem |
| 2506 | NetBIOS returned an error—the NCB and SMB are dumped above. | NERR_RplLoadrNetBiosErr |
| 2507 | A disk I/O error occurred. | NERR_RplLoadrDiskErr |
| 2508 | Image parameter substitution failed. | NERR_ImageParamErr |
| 2509 | Too many image parameters cross disk sector boundaries. | NERR_TooManyImageParams |
| 2510 | The image was not generated from an MS-DOS diskette formatted with the /S option. | NERR_NonDosFloppyUsed |
| 2511 | Remote boot will be restarted later. | NERR_RplBootRestart |
| 2512 | The call to the Remoteboot server failed. | NERR_RplSrvrCallFailed |
| 2513 | Cannot connect to the Remoteboot server. | NERR_CantConnectRplSrvr |
| 2514 | Cannot open image file on the Remoteboot server. | NERR_CantOpenImageFile |
| 2515 | Connecting to the Remoteboot server. | NERR_CallingRplSrvr |
| 2516 | Connecting to the Remoteboot server. | NERR_StartingRplBoot |
| 2517 | Remote boot service was stopped; check the error log for the cause of the problem. | NERR_RplBootServiceTerm |
| 2518 | Remote boot startup failed; check the error log for the cause of the problem. | NERR_RplBootStartFailed |
| 2519 | A second connection to a Remoteboot resource is not allowed. | NERR_RPL_CONNECTED |
| 2550 | The browser service was configured with MaintainServerList=No. | NERR_BrowserConfiguredToNotRun |
| 2610 | Service failed to start since none of the network adapters started with this service. | NERR_RplNoAdaptersStarted |
| 2611 | Service failed to start due to bad startup information in the registry. | NERR_RplBadRegistry |
| 2612 | Service failed to start because its database is absent or corrupt. | NERR_RplBadDatabase |
| 2613 | Service failed to start because RPLFILES share is absent. | NERR_RplRplfilesShare |
| 2614 | Service failed to start because RPLUSER group is absent. | NERR_RplNotRplServer |
| 2615 | Cannot enumerate service records. | NERR_RplCannotEnum |
| 2616 | Workstation record information has been corrupted. | NERR_RplWkstaInfoCorrupted |
| 2617 | Workstation record was not found. | NERR_RplWkstaNotFound |
| 2618 | Workstation name is in use by some other workstation. | NERR_RplWkstaNameUnavailable |
| 2619 | Profile record information has been corrupted. | NERR_RplProfileInfoCorrupted |
| 2620 | Profile record was not found. | NERR_RplProfileNotFound |
| 2621 | Profile name is in use by some other profile. | NERR_RplProfileNameUnavailable |
| 2622 | There are workstations using this profile. | NERR_RplProfileNotEmpty |
| 2623 | Configuration record information has been corrupted. | NERR_RplConfigInfoCorrupted |
| 2624 | Configuration record was not found. | NERR_RplConfigNotFound |
| 2625 | Adapter id record information has been corrupted. | NERR_RplAdapterInfoCorrupted |
| 2626 | An internal service error has occurred. | NERR_RplInternal |
| 2627 | Vendor id record information has been corrupted. | NERR_RplVendorInfoCorrupted |
| 2628 | Boot block record information has been corrupted. | NERR_RplBootInfoCorrupted |
| 2629 | The user account for this workstation record is missing. | NERR_RplWkstaNeedsUserAcct |
| 2630 | The RPLUSER local group could not be found. | NERR_RplNeedsRPLUSERAcct |
| 2631 | Boot block record was not found. | NERR_RplBootNotFound |
| 2632 | Chosen profile is incompatible with this workstation. | NERR_RplIncompatibleProfile |
| 2633 | Chosen network adapter id is in use by some other workstation. | NERR_RplAdapterNameUnavailable |
| 2634 | There are profiles using this configuration. | NERR_RplConfigNotEmpty |
| 2635 | There are workstations. | NERR_RplBootInUse |
| 2636 | Service failed to backup Remoteboot database. | NERR_RplBackupDatabase |
| 2637 | Adapter record was not found. | NERR_RplAdapterNotFound |
| 2638 | Vendor record was not found. | NERR_RplVendorNotFound |
| 2639 | Vendor name is in use by some other vendor record. | NERR_RplVendorNameUnavailable |
| 2640 | The boot name or vendor identifier is in use by some other boot block record. | NERR_RplBootNameUnavailable |
| 2641 | Configuration name is in use by some other configuration. | NERR_RplConfigNameUnavailable |
| 2660 | The internal database maintained by the Dfs service is corrupt. | NERR_DfsInternalCorruption |
| 2661 | One of the records in the internal Dfs database is corrupt. | NERR_DfsVolumeDataCorrupt |
| 2662 | There is no volume whose entry path matches the input entry path. | NERR_DfsNoSuchVolume |
| 2663 | A volume with the given name already exists. | NERR_DfsVolumeAlreadyExists |
| 2664 | The server share specified is already shared in the Dfs. | NERR_DfsAlreadyShared |
| 2665 | The indicated server share does not support the indicated Dfs volume. | NERR_DfsNoSuchShare |
| 2666 | The operation is not valid on a non-leaf volume. | NERR_DfsNotALeafVolume |
| 2667 | The operation is not valid on a leaf volume. | NERR_DfsLeafVolume |
| 2668 | The operation is ambiguous because the volume has multiple servers. | NERR_DfsVolumeHasMultipleServers |
| 2669 | Unable to create a junction point. | NERR_DfsCantCreateJunctionPoint |
| 2670 | The server is not Dfs Aware. | NERR_DfsServerNotDfsAware |
| 2671 | The specified rename target path is invalid. | NERR_DfsBadRenamePath |
| 2672 | The specified Dfs volume is offline. | NERR_DfsVolumeIsOffline |
| 2673 | The specified server is not a server for this volume. | NERR_DfsNoSuchServer |
| 2674 | A cycle in the Dfs name was detected. | NERR_DfsCyclicalName |
| 2675 | The operation is not supported on a server-based Dfs. | NERR_DfsNotSupportedInServerDfs |
| 2690 | Dfs internal error. | NERR_DfsInternalError |