Windows Error Codes

ERROR_SUCCESS

The operation completed successfully.

ERROR_INVALID_FUNCTION

Incorrect function.

ERROR_FILE_NOT_FOUND

The system cannot find the file specified.

ERROR_PATH_NOT_FOUND

The system cannot find the path specified.

ERROR_TOO_MANY_OPEN_FILES

The system cannot open the file.

ERROR_ACCESS_DENIED

Access is denied.

ERROR_INVALID_HANDLE

The handle is invalid.

ERROR_ARENA_TRASHED

The storage control blocks were destroyed.

ERROR_NOT_ENOUGH_MEMORY

Not enough storage is available to process this command.

ERROR_INVALID_BLOCK

The storage control block address is invalid.

ERROR_BAD_ENVIRONMENT

The environment is incorrect.

ERROR_BAD_FORMAT

An attempt was made to load a program with an incorrect format.

ERROR_INVALID_ACCESS

The access code is invalid.

ERROR_INVALID_DATA

The data is invalid.

ERROR_OUTOFMEMORY

Not enough storage is available to complete this operation.

ERROR_INVALID_DRIVE

The system cannot find the drive specified.

ERROR_CURRENT_DIRECTORY

The directory cannot be removed.

ERROR_NOT_SAME_DEVICE

The system cannot move the file to a different disk drive.

ERROR_NO_MORE_FILES

There are no more files.

ERROR_WRITE_PROTECT

The media is write protected.

ERROR_BAD_UNIT

The system cannot find the device specified.

ERROR_NOT_READY

The device is not ready.

ERROR_BAD_COMMAND

The device does not recognize the command.

ERROR_CRC

Data error (cyclic redundancy check).

ERROR_BAD_LENGTH

The program issued a command but the command length is incorrect.

ERROR_SEEK

The drive cannot locate a specific area or track on the disk.

ERROR_NOT_DOS_DISK

The specified disk or diskette cannot be accessed.

ERROR_SECTOR_NOT_FOUND

The drive cannot find the sector requested.

ERROR_OUT_OF_PAPER

The printer is out of paper.

ERROR_WRITE_FAULT

The system cannot write to the specified device.

ERROR_READ_FAULT

The system cannot read from the specified device.

ERROR_GEN_FAILURE

A device attached to the system is not functioning.

ERROR_SHARING_VIOLATION

The process cannot access the file because it is being used by another process.

ERROR_LOCK_VIOLATION

The process cannot access the file because another process has locked a portion of the file.

ERROR_SHARING_BUFFER_EXCEEDED

Too many files opened for sharing.

ERROR_HANDLE_EOF

Reached the end of the file.

ERROR_HANDLE_DISK_FULL

The disk is full.

ERROR_NOT_SUPPORTED

The request is not supported.

ERROR_REM_NOT_LIST

Windows cannot find the network path.

ERROR_DUP_NAME

You were not connected because a duplicate name exists on the network.

ERROR_BAD_NETPATH

The network path was not found.

ERROR_NETWORK_BUSY

The network is busy.

ERROR_DEV_NOT_EXIST

The specified network resource or device is no longer available.

ERROR_UNEXP_NET_ERR

An unexpected network error occurred.

ERROR_BAD_REM_ADAP

The specified server cannot perform the requested operation.

ERROR_PRINTQ_FULL

The print queue is full.

ERROR_NETNAME_DELETED

The specified network name is no longer available.

ERROR_NETWORK_ACCESS_DENIED

Network access is denied.

ERROR_BAD_NET_NAME

The network name cannot be found.

ERROR_FILE_EXISTS

The file exists.

ERROR_CANNOT_MAKE

The directory or file cannot be created.

ERROR_ALREADY_ASSIGNED

The local device name is already in use.

ERROR_INVALID_PASSWORD

The specified network password is not correct.

ERROR_INVALID_PARAMETER

The parameter is incorrect.

ERROR_NET_WRITE_FAULT

A write fault occurred on the network.

ERROR_BROKEN_PIPE

The pipe has been ended.

ERROR_OPEN_FAILED

The system cannot open the device or file specified.

ERROR_BUFFER_OVERFLOW

The file name is too long.

ERROR_DISK_FULL

There is not enough space on the disk.

ERROR_NO_MORE_SEARCH_HANDLES

No more internal file identifiers available.

ERROR_INVALID_TARGET_HANDLE

The target internal file identifier is incorrect.

ERROR_INVALID_CATEGORY

The IOCTL call made by the application program is not correct.

ERROR_CALL_NOT_IMPLEMENTED

This function is not supported on this system.

ERROR_SEM_TIMEOUT

The semaphore timeout period has expired.

ERROR_INSUFFICIENT_BUFFER

The data area passed to a system call is too small.

ERROR_INVALID_NAME

The filename, directory name, or volume label syntax is incorrect.

ERROR_INVALID_LEVEL

The system call level is not correct.

ERROR_NO_VOLUME_LABEL

The disk has no volume label.

ERROR_MOD_NOT_FOUND

The specified module could not be found.

ERROR_PROC_NOT_FOUND

The specified procedure could not be found.

ERROR_WAIT_NO_CHILDREN

There are no child processes to wait for.

ERROR_DIRECT_ACCESS_HANDLE

Attempt to use a file handle to an open disk partition for an operation other than raw disk I/O.

ERROR_NEGATIVE_SEEK

An attempt was made to move the file pointer before the beginning of the file.

ERROR_SEEK_ON_DEVICE

The file pointer cannot be set on the specified device or file.

ERROR_DIR_NOT_EMPTY

The directory is not empty.

ERROR_PATH_BUSY

The path specified cannot be used at this time.

ERROR_BAD_PATHNAME

The specified path is invalid.

ERROR_SIGNAL_PENDING

A signal is already pending.

ERROR_MAX_THRDS_REACHED

No more threads can be created in the system.

ERROR_LOCK_FAILED

Unable to lock a region of a file.

ERROR_BUSY

The requested resource is in use.

ERROR_ALREADY_EXISTS

Cannot create a file when that file already exists.

ERROR_INVALID_FLAG_NUMBER

The flag passed is not correct.

ERROR_SEM_NOT_FOUND

The specified system semaphore name was not found.

ERROR_BAD_EXE_FORMAT

Is not a valid Win32 application.

ERROR_ITERATED_DATA_EXCEEDS_64k

The operating system cannot run this application program.

ERROR_INVALID_MINALLOCSIZE

The operating system cannot run this application program.

ERROR_CODE_NOT_FOUND

The code cannot be accessed.

ERROR_ENVVAR_NOT_FOUND

The system could not find the environment option that was entered.

ERROR_FILENAME_EXCED_RANGE

The filename or extension is too long.

ERROR_SIGNAL_REFUSED

The signal being posted is not correct.

ERROR_LOCKED

The segment is locked and cannot be reallocated.

ERROR_TOO_MANY_MODULES

Too many dynamic-link modules are attached to this program or dynamic-link module.

ERROR_IMAGE_SUBSYSTEM_NOT_PRESENT

The subsystem needed to support the image type is not present.

ERROR_PIPE_LOCAL

The pipe is local.

ERROR_BAD_PIPE

The pipe state is invalid.

ERROR_PIPE_BUSY

All pipe instances are busy.

ERROR_NO_DATA

The pipe is being closed.

ERROR_PIPE_NOT_CONNECTED

No process is on the other end of the pipe.

ERROR_MORE_DATA

More data is available.

WAIT_TIMEOUT

The wait operation timed out.

ERROR_NO_MORE_ITEMS

No more data is available.

ERROR_CANNOT_COPY

The copy functions cannot be used.

ERROR_DIRECTORY

The directory name is invalid.

ERROR_EAS_DIDNT_FIT

The extended attributes did not fit in the buffer.

ERROR_EA_FILE_CORRUPT

The extended attribute file on the mounted file system is corrupt.

ERROR_EA_TABLE_FULL

The extended attribute table file is full.

ERROR_INVALID_EA_HANDLE

The specified extended attribute handle is invalid.

ERROR_EAS_NOT_SUPPORTED

The mounted file system does not support extended attributes.

ERROR_NOT_OWNER

Attempt to release mutex not owned by caller.

ERROR_TOO_MANY_POSTS

Too many posts were made to a semaphore.

ERROR_PARTIAL_COPY

Only part of a ReadProcessMemory or WriteProcessMemory request was completed.

ERROR_MR_MID_NOT_FOUND

The system cannot find message text for message number 0x%1 in the message file for %2.

ERROR_INVALID_ADDRESS

Attempt to access invalid address.

ERROR_ARITHMETIC_OVERFLOW

Arithmetic result exceeded 32 bits.

ERROR_PIPE_CONNECTED

There is a process on other end of the pipe.

ERROR_PIPE_LISTENING

Waiting for a process to open the other end of the pipe.

ERROR_EA_ACCESS_DENIED

Access to the extended attribute was denied.

ERROR_OPERATION_ABORTED

The I/O operation has been aborted because of either a thread exit or an application request.

ERROR_IO_INCOMPLETE

Overlapped I/O event is not in a signaled state.

ERROR_IO_PENDING

Overlapped I/O operation is in progress.

ERROR_NOACCESS

Invalid access to memory location.

ERROR_SWAPERROR

Error performing inpage operation.

ERROR_STACK_OVERFLOW

Recursion too deep; the stack overflowed.

ERROR_INVALID_MESSAGE

The window cannot act on the sent message.

ERROR_CAN_NOT_COMPLETE

Cannot complete this function.

ERROR_INVALID_FLAGS

Invalid flags.

ERROR_UNRECOGNIZED_VOLUME

The volume does not contain a recognized file system.

ERROR_FILE_INVALID

The volume for a file has been externally altered so that the opened file is no longer valid.

ERROR_FULLSCREEN_MODE

The requested operation cannot be performed in full-screen mode.

ERROR_NO_TOKEN

An attempt was made to reference a token that does not exist.

ERROR_BADDB

The configuration registry database is corrupt.

ERROR_BADKEY

The configuration registry key is invalid.

ERROR_CANTOPEN

The configuration registry key could not be opened.

ERROR_CANTREAD

The configuration registry key could not be read.

ERROR_CANTWRITE

The configuration registry key could not be written.

ERROR_REGISTRY_RECOVERED

One of the files in the registry database had to be recovered by use of a log or alternate copy.

ERROR_REGISTRY_CORRUPT

The registry is corrupted.

ERROR_REGISTRY_IO_FAILED

An I/O operation initiated by the registry failed unrecoverably.

ERROR_NOT_REGISTRY_FILE

The system has attempted to load or restore a file into the registry, but the specified file is not in a registry file format.

ERROR_KEY_DELETED

Illegal operation attempted on a registry key that has been marked for deletion.

ERROR_NO_LOG_SPACE

System could not allocate the required space in a registry log.

ERROR_KEY_HAS_CHILDREN

Cannot create a symbolic link in a registry key that already has subkeys or values.

ERROR_CHILD_MUST_BE_VOLATILE

Cannot create a stable subkey under a volatile parent key.

ERROR_NOTIFY_ENUM_DIR

A notify change request is being completed and the information is not being returned in the caller's buffer.

ERROR_DEPENDENT_SERVICES_RUNNING

A stop control has been sent to a service that other running services are dependent on.

ERROR_INVALID_SERVICE_CONTROL

The requested control is not valid for this service.

ERROR_SERVICE_REQUEST_TIMEOUT

The service did not respond to the start or control request in a timely fashion.

ERROR_SERVICE_NO_THREAD

A thread could not be created for the service.

ERROR_SERVICE_DATABASE_LOCKED

The service database is locked.

ERROR_SERVICE_ALREADY_RUNNING

An instance of the service is already running.

ERROR_INVALID_SERVICE_ACCOUNT

The account name is invalid or does not exist, or the password is invalid for the account name specified.

ERROR_SERVICE_DISABLED

The service cannot be started, either because it is disabled or because it has no enabled devices associated with it.

ERROR_CIRCULAR_DEPENDENCY

Circular service dependency was specified.

ERROR_SERVICE_DOES_NOT_EXIST

The specified service does not exist as an installed service.

ERROR_SERVICE_CANNOT_ACCEPT_CTRL

The service cannot accept control messages at this time.

ERROR_SERVICE_NOT_ACTIVE

The service has not been started.

ERROR_FAILED_SERVICE_CONTROLLER_CONNECT

The service process could not connect to the service controller.

ERROR_EXCEPTION_IN_SERVICE

An exception occurred in the service when handling the control request.

ERROR_DATABASE_DOES_NOT_EXIST

The database specified does not exist.

ERROR_SERVICE_SPECIFIC_ERROR

The service has returned a service-specific error code.

ERROR_PROCESS_ABORTED

The process terminated unexpectedly.

ERROR_SERVICE_DEPENDENCY_FAIL

The dependency service or group failed to start.

ERROR_SERVICE_LOGON_FAILED

The service did not start due to a logon failure.

ERROR_SERVICE_START_HANG

After starting, the service hung in a start-pending state.

ERROR_INVALID_SERVICE_LOCK

The specified service database lock is invalid.

ERROR_SERVICE_MARKED_FOR_DELETE

The specified service has been marked for deletion.

ERROR_SERVICE_EXISTS

The specified service already exists.

ERROR_DLL_INIT_FAILED

A dynamic link library (DLL) initialization routine failed.

ERROR_SHUTDOWN_IN_PROGRESS

A system shutdown is in progress.

ERROR_NO_SHUTDOWN_IN_PROGRESS

Unable to abort the system shutdown because no shutdown was in progress.

ERROR_IO_DEVICE

The request could not be performed because of an I/O device error.

ERROR_SERIAL_NO_DEVICE

No serial device was successfully initialized. The serial driver will unload.

ERROR_IRQ_BUSY

Unable to open a device that was sharing an interrupt request (IRQ) with other devices.

ERROR_NOT_FOUND

Element not found.

ERROR_NO_MATCH

There was no match for the specified key in the index.

ERROR_SET_NOT_FOUND

The property set specified does not exist on the object.

ERROR_CONNECTION_REFUSED

The remote computer refused the network connection.

ERROR_GRACEFUL_DISCONNECT

The network connection was gracefully closed.

ERROR_ADDRESS_ALREADY_ASSOCIATED

The network transport endpoint already has an address associated with it.

ERROR_ADDRESS_NOT_ASSOCIATED

An address has not yet been associated with the network endpoint.

ERROR_CONNECTION_INVALID

An operation was attempted on a nonexistent network connection.

ERROR_CONNECTION_ACTIVE

An invalid operation was attempted on an active network connection.

ERROR_NETWORK_UNREACHABLE

The network location cannot be reached.

ERROR_HOST_UNREACHABLE

The network location cannot be reached. For information about network troubleshooting, see Windows Help.

ERROR_PROTOCOL_UNREACHABLE

The network location cannot be reached.

ERROR_PORT_UNREACHABLE

No service is operating at the destination network endpoint on the remote system.

ERROR_REQUEST_ABORTED

The request was aborted.

ERROR_CONNECTION_ABORTED

The network connection was aborted by the local system.

ERROR_RETRY

The operation could not be completed. A retry should be performed.

ERROR_CONNECTION_COUNT_LIMIT

A connection to the server could not be made because the limit on the number of concurrent connections for this account has been reached.

ERROR_PRIVILEGE_NOT_HELD

A required privilege is not held by the client.

ERROR_LOGON_FAILURE

The user name or password is incorrect.

ERROR_ACCOUNT_RESTRICTION

Account restrictions are preventing this user from signing in.

ERROR_INVALID_LOGON_HOURS

Your account has time restrictions that keep you from signing in right now.

ERROR_INVALID_WORKSTATION

You are not allowed to log on to this computer.

ERROR_PASSWORD_EXPIRED

The password for this account has expired.

ERROR_ACCOUNT_DISABLED

This user can't sign in because this account is currently disabled.

ERROR_NONE_MAPPED

No mapping between account names and security IDs was done.

ERROR_TOO_MANY_LUIDS_REQUESTED

Too many local user identifiers (LUIDs) were requested at one time.

ERROR_LUIDS_EXHAUSTED

No more local user identifiers (LUIDs) are available.

ERROR_INVALID_SUB_AUTHORITY

The subauthority part of a security ID is invalid for this particular use.

ERROR_INVALID_ACL

The access control list (ACL) structure is invalid.

ERROR_INVALID_SID

The security ID structure is invalid.

ERROR_INVALID_SECURITY_DESCR

The security descriptor structure is invalid.

ERROR_BAD_INHERITANCE_ACL

The inherited access control list (ACL) or access control entry (ACE) could not be built.

ERROR_SERVER_DISABLED

The server is currently disabled.

ERROR_SERVER_NOT_DISABLED

The server is currently enabled.

ERROR_INVALID_ID_AUTHORITY

The value provided was an invalid value for an identifier authority.

ERROR_ALLOTTED_SPACE_EXCEEDED

No more memory is available for security information updates.

ERROR_INVALID_GROUP_ATTRIBUTES

The specified attributes are invalid, or incompatible with the attributes for the group as a whole.

ERROR_BAD_IMPERSONATION_LEVEL

Either a required impersonation level was not provided, or the provided impersonation level is invalid.

ERROR_CANT_OPEN_ANONYMOUS

Cannot open an anonymous level security token.

ERROR_BAD_VALIDATION_CLASS

The validation information class requested was invalid.

ERROR_BAD_TOKEN_TYPE

The type of the token is inappropriate for its attempted use.

ERROR_NO_SECURITY_ON_OBJECT

Unable to perform a security operation on an object that has no associated security.

ERROR_CANT_ACCESS_DOMAIN_INFO

Configuration information could not be read from the domain controller, either because the machine is unavailable, or access has been denied.

ERROR_INVALID_SERVER_STATE

The security account manager (SAM) or local security authority (LSA) server was in the wrong state to perform the security operation.

ERROR_INVALID_DOMAIN_STATE

The domain was in the wrong state to perform the security operation.

ERROR_INVALID_DOMAIN_ROLE

This operation is only allowed for the Primary Domain Controller of the domain.

ERROR_NO_SUCH_DOMAIN

The specified domain either does not exist or could not be contacted.

ERROR_DOMAIN_EXISTS

The specified domain already exists.

ERROR_DOMAIN_LIMIT_EXCEEDED

An attempt was made to exceed the limit on the number of domains per server.

ERROR_INTERNAL_DB_CORRUPTION

Unable to complete the requested operation because of either a catastrophic media failure or a data structure corruption on the disk.

ERROR_INTERNAL_ERROR

An extended error has occurred.

ERROR_GENERIC_NOT_MAPPED

Generic access types were contained in an access mask which should already be mapped to nongeneric types.

ERROR_BAD_DESCRIPTOR_FORMAT

A security descriptor is not in the right format (absolute or self-relative).

ERROR_NOT_LOGON_PROCESS

The requested action is restricted for use by logon processes only.

ERROR_LOGON_SESSION_EXISTS

Cannot start a new logon session with an ID that is already in use.

ERROR_NO_SUCH_PACKAGE

A specified authentication package is unknown.

ERROR_BAD_LOGON_SESSION_STATE

The logon session is not in a state that is consistent with the requested operation.

ERROR_LOGON_SESSION_COLLISION

The logon session ID is already in use.

ERROR_INVALID_LOGON_TYPE

A logon request contained an invalid logon type value.

ERROR_CANNOT_IMPERSONATE

Unable to impersonate using a named pipe until data has been read from that pipe.

ERROR_RXACT_INVALID_STATE

The transaction state of a registry subtree is incompatible with the requested operation.

ERROR_RXACT_COMMIT_FAILURE

An internal security database corruption has been encountered.

ERROR_SPECIAL_ACCOUNT

Cannot perform this operation on built-in accounts.

ERROR_SPECIAL_GROUP

Cannot perform this operation on this built-in special group.

ERROR_SPECIAL_USER

Cannot perform this operation on this built-in special user.

ERROR_MEMBERS_PRIMARY_GROUP

The user cannot be removed from a group because the group is currently the user's primary group.

ERROR_TOKEN_ALREADY_IN_USE

The token is already in use as a primary token.

ERROR_NO_SUCH_ALIAS

The specified local group does not exist.

ERROR_MEMBER_NOT_IN_ALIAS

The specified account name is not a member of the group.

ERROR_MEMBER_IN_ALIAS

The specified account name is already a member of the group.

ERROR_ALIAS_EXISTS

The specified local group already exists.

ERROR_LOGON_NOT_GRANTED

Logon failure: the user has not been granted the requested logon type at this computer.

ERROR_TOO_MANY_SECRETS

The maximum number of secrets that may be stored in a single system has been exceeded.

ERROR_SECRET_TOO_LONG

The length of a secret exceeds the maximum length allowed.

ERROR_INTERNAL_DB_ERROR

The local security authority database contains an internal inconsistency.

ERROR_TOO_MANY_CONTEXT_IDS

During a logon attempt, the user's security context accumulated too many security IDs.

ERROR_LOGON_TYPE_NOT_GRANTED

Logon failure: the user has not been granted the requested logon type at this computer.

ERROR_NT_CROSS_ENCRYPTION_REQUIRED

A cross-encrypted password is necessary to change a user password.

ERROR_NO_SUCH_MEMBER

A member could not be added to or removed from the local group because the member does not exist.

ERROR_INVALID_MEMBER

A new member could not be added to a local group because the member has the wrong account type.

ERROR_TOO_MANY_SIDS

Too many security IDs have been specified.

ERROR_LM_CROSS_ENCRYPTION_REQUIRED

A cross-encrypted password is necessary to change this user password.

ERROR_NO_INHERITANCE

Indicates an ACL contains no inheritable components.

S_OK

Operation successful.

S_FALSE

Operation successful but returned a false/empty result.

E_NOTIMPL

Not implemented.

E_NOINTERFACE

No such interface supported.

E_POINTER

Invalid pointer.

E_ABORT

Operation aborted.

E_FAIL

Unspecified error.

E_UNEXPECTED

Catastrophic failure.

E_ACCESSDENIED

General access denied error.

E_HANDLE

Invalid handle.

E_OUTOFMEMORY

Ran out of memory.

E_INVALIDARG

One or more arguments are invalid.