COM Error Codes (Generic)

The following table provides a list of error codes used by COM-based APIs.

If you are experiencing difficulty with an application you are installing or running, contact customer support for the software that is displaying the error message. To obtain support for a Microsoft product, go to http://support.microsoft.com.

Constant/value Description
E_UNEXPECTED
0x8000FFFF
Catastrophic failure
E_NOTIMPL
0x80004001
Not implemented
E_OUTOFMEMORY
0x8007000E
Ran out of memory
E_INVALIDARG
0x80070057
One or more arguments are invalid
E_NOINTERFACE
0x80004002
No such interface supported
E_POINTER
0x80004003
Invalid pointer
E_HANDLE
0x80070006
Invalid handle
E_ABORT
0x80004004
Operation aborted
E_FAIL
0x80004005
Unspecified error
E_ACCESSDENIED
0x80070005
General access denied error
E_PENDING
0x8000000A
The data necessary to complete this operation is not yet available.
E_BOUNDS
0x8000000B
The operation attempted to access data outside the valid range
E_CHANGED_STATE
0x8000000C
A concurrent or interleaved operation changed the state of the object, invalidating this operation.
E_ILLEGAL_STATE_CHANGE
0x8000000D
An illegal state change was requested.
E_ILLEGAL_METHOD_CALL
0x8000000E
A method was called at an unexpected time.
RO_E_METADATA_NAME_NOT_FOUND
0x8000000F
Typename or Namespace was not found in metadata file.
RO_E_METADATA_NAME_IS_NAMESPACE
0x80000010
Name is an existing namespace rather than a typename.
RO_E_METADATA_INVALID_TYPE_FORMAT
0x80000011
Typename has an invalid format.
RO_E_INVALID_METADATA_FILE
0x80000012
Metadata file is invalid or corrupted.
RO_E_CLOSED
0x80000013
The object has been closed.
RO_E_EXCLUSIVE_WRITE
0x80000014
Only one thread may access the object during a write operation.
RO_E_CHANGE_NOTIFICATION_IN_PROGRESS
0x80000015
Operation is prohibited during change notification.
RO_E_ERROR_STRING_NOT_FOUND
0x80000016
The text associated with this error code could not be found.
E_STRING_NOT_NULL_TERMINATED
0x80000017
String not null terminated.
E_ILLEGAL_DELEGATE_ASSIGNMENT
0x80000018
A delegate was assigned when not allowed.
E_ASYNC_OPERATION_NOT_STARTED
0x80000019
An async operation was not properly started.
E_APPLICATION_EXITING
0x8000001A
The application is exiting and cannot service this request.
E_APPLICATION_VIEW_EXITING
0x8000001B
The application view is exiting and cannot service this request.
RO_E_MUST_BE_AGILE
0x8000001C
The object must support the IAgileObject interface.
RO_E_UNSUPPORTED_FROM_MTA
0x8000001D
Activating a single-threaded class from MTA is not supported.
RO_E_COMMITTED
0x8000001E
The object has been committed.
CO_E_INIT_TLS
0x80004006
Thread local storage failure
CO_E_INIT_SHARED_ALLOCATOR
0x80004007
Get shared memory allocator failure
CO_E_INIT_MEMORY_ALLOCATOR
0x80004008
Get memory allocator failure
CO_E_INIT_CLASS_CACHE
0x80004009
Unable to initialize class cache
CO_E_INIT_RPC_CHANNEL
0x8000400A
Unable to initialize RPC services
CO_E_INIT_TLS_SET_CHANNEL_CONTROL
0x8000400B
Cannot set thread local storage channel control
CO_E_INIT_TLS_CHANNEL_CONTROL
0x8000400C
Could not allocate thread local storage channel control
CO_E_INIT_UNACCEPTED_USER_ALLOCATOR
0x8000400D
The user supplied memory allocator is unacceptable
CO_E_INIT_SCM_MUTEX_EXISTS
0x8000400E
The OLE service mutex already exists
CO_E_INIT_SCM_FILE_MAPPING_EXISTS
0x8000400F
The OLE service file mapping already exists
CO_E_INIT_SCM_MAP_VIEW_OF_FILE
0x80004010
Unable to map view of file for OLE service
CO_E_INIT_SCM_EXEC_FAILURE
0x80004011
Failure attempting to launch OLE service
CO_E_INIT_ONLY_SINGLE_THREADED
0x80004012
There was an attempt to call CoInitialize a second time while single threaded
CO_E_CANT_REMOTE
0x80004013
A Remote activation was necessary but was not allowed
CO_E_BAD_SERVER_NAME
0x80004014
A Remote activation was necessary but the server name provided was invalid
CO_E_WRONG_SERVER_IDENTITY
0x80004015
The class is configured to run as a security id different from the caller
CO_E_OLE1DDE_DISABLED
0x80004016
Use of Ole1 services requiring DDE windows is disabled
CO_E_RUNAS_SYNTAX
0x80004017
A RunAs specification must be \ or simply .
CO_E_CREATEPROCESS_FAILURE
0x80004018
The server process could not be started. The pathname may be incorrect.
CO_E_RUNAS_CREATEPROCESS_FAILURE
0x80004019
The server process could not be started as the configured identity. The pathname may be incorrect or unavailable.
CO_E_RUNAS_LOGON_FAILURE
0x8000401A
The server process could not be started because the configured identity is incorrect. Check the user name and password.
CO_E_LAUNCH_PERMSSION_DENIED
0x8000401B
The client is not allowed to launch this server.
CO_E_START_SERVICE_FAILURE
0x8000401C
The service providing this server could not be started.
CO_E_REMOTE_COMMUNICATION_FAILURE
0x8000401D
This computer was unable to communicate with the computer providing the server.
CO_E_SERVER_START_TIMEOUT
0x8000401E
The server did not respond after being launched.
CO_E_CLSREG_INCONSISTENT
0x8000401F
The registration information for this server is inconsistent or incomplete.
CO_E_IIDREG_INCONSISTENT
0x80004020
The registration information for this interface is inconsistent or incomplete.
CO_E_NOT_SUPPORTED
0x80004021
The operation attempted is not supported.
CO_E_RELOAD_DLL
0x80004022
A dll must be loaded.
CO_E_MSI_ERROR
0x80004023
A Microsoft Software Installer error was encountered.
CO_E_ATTEMPT_TO_CREATE_OUTSIDE_CLIENT_CONTEXT
0x80004024
The specified activation could not occur in the client context as specified.
CO_E_SERVER_PAUSED
0x80004025
Activations on the server are paused.
CO_E_SERVER_NOT_PAUSED
0x80004026
Activations on the server are not paused.
CO_E_CLASS_DISABLED
0x80004027
The component or application containing the component has been disabled.
CO_E_CLRNOTAVAILABLE
0x80004028
The common language runtime is not available
CO_E_ASYNC_WORK_REJECTED
0x80004029
The thread-pool rejected the submitted asynchronous work.
CO_E_SERVER_INIT_TIMEOUT
0x8000402A
The server started, but did not finish initializing in a timely fashion.
CO_E_NO_SECCTX_IN_ACTIVATE
0x8000402B
Unable to complete the call since there is no COM+ security context inside IObjectControl.Activate.
CO_E_TRACKER_CONFIG
0x80004030
The provided tracker configuration is invalid
CO_E_THREADPOOL_CONFIG
0x80004031
The provided thread pool configuration is invalid
CO_E_SXS_CONFIG
0x80004032
The provided side-by-side configuration is invalid
CO_E_MALFORMED_SPN
0x80004033
The server principal name (SPN) obtained during security negotiation is malformed.
OLE_E_OLEVERB
0x80040000
Invalid OLEVERB structure
OLE_E_ADVF
0x80040001
Invalid advise flags
OLE_E_ENUM_NOMORE
0x80040002
Can't enumerate any more, because the associated data is missing
OLE_E_ADVISENOTSUPPORTED
0x80040003
This implementation doesn't take advises
OLE_E_NOCONNECTION
0x80040004
There is no connection for this connection ID
OLE_E_NOTRUNNING
0x80040005
Need to run the object to perform this operation
OLE_E_NOCACHE
0x80040006
There is no cache to operate on
OLE_E_BLANK
0x80040007
Uninitialized object
OLE_E_CLASSDIFF
0x80040008
Linked object's source class has changed
OLE_E_CANT_GETMONIKER
0x80040009
Not able to get the moniker of the object
OLE_E_CANT_BINDTOSOURCE
0x8004000A
Not able to bind to the source
OLE_E_STATIC
0x8004000B
Object is static; operation not allowed
OLE_E_PROMPTSAVECANCELLED
0x8004000C
User canceled out of save dialog
OLE_E_INVALIDRECT
0x8004000D
Invalid rectangle
OLE_E_WRONGCOMPOBJ
0x8004000E
compobj.dll is too old for the ole2.dll initialized
OLE_E_INVALIDHWND
0x8004000F
Invalid window handle
OLE_E_NOT_INPLACEACTIVE
0x80040010
Object is not in any of the inplace active states
OLE_E_CANTCONVERT
0x80040011
Not able to convert object
OLE_E_NOSTORAGE
0x80040012
Not able to perform the operation because object is not given storage yet
DV_E_FORMATETC
0x80040064
Invalid FORMATETC structure
DV_E_DVTARGETDEVICE
0x80040065
Invalid DVTARGETDEVICE structure
DV_E_STGMEDIUM
0x80040066
Invalid STDGMEDIUM structure
DV_E_STATDATA
0x80040067
Invalid STATDATA structure
DV_E_LINDEX
0x80040068
Invalid lindex
DV_E_TYMED
0x80040069
Invalid tymed
DV_E_CLIPFORMAT
0x8004006A
Invalid clipboard format
DV_E_DVASPECT
0x8004006B
Invalid aspect(s)
DV_E_DVTARGETDEVICE_SIZE
0x8004006C
tdSize parameter of the DVTARGETDEVICE structure is invalid
DV_E_NOIVIEWOBJECT
0x8004006D
Object doesn't support IViewObject interface
DRAGDROP_E_NOTREGISTERED
0x80040100
Trying to revoke a drop target that has not been registered
DRAGDROP_E_ALREADYREGISTERED
0x80040101
This window has already been registered as a drop target
DRAGDROP_E_INVALIDHWND
0x80040102
Invalid window handle
CLASS_E_NOAGGREGATION
0x80040110
Class does not support aggregation (or class object is remote)
CLASS_E_CLASSNOTAVAILABLE
0x80040111
ClassFactory cannot supply requested class
CLASS_E_NOTLICENSED
0x80040112
Class is not licensed for use
VIEW_E_DRAW
0x80040140
Error drawing view
REGDB_E_READREGDB
0x80040150
Could not read key from registry
REGDB_E_WRITEREGDB
0x80040151
Could not write key to registry
REGDB_E_KEYMISSING
0x80040152
Could not find the key in the registry
REGDB_E_INVALIDVALUE
0x80040153
Invalid value for registry
REGDB_E_CLASSNOTREG
0x80040154
Class not registered
REGDB_E_IIDNOTREG
0x80040155
Interface not registered
REGDB_E_BADTHREADINGMODEL
0x80040156
Threading model entry is not valid
CAT_E_CATIDNOEXIST
0x80040160
CATID does not exist
CAT_E_NODESCRIPTION
0x80040161
Description not found
CS_E_PACKAGE_NOTFOUND
0x80040164
No package in the software installation data in the Active Directory meets this criteria.
CS_E_NOT_DELETABLE
0x80040165
Deleting this will break the referential integrity of the software installation data in the Active Directory.
CS_E_CLASS_NOTFOUND
0x80040166
The CLSID was not found in the software installation data in the Active Directory.
CS_E_INVALID_VERSION
0x80040167
The software installation data in the Active Directory is corrupt.
CS_E_NO_CLASSSTORE
0x80040168
There is no software installation data in the Active Directory.
CS_E_OBJECT_NOTFOUND
0x80040169
There is no software installation data object in the Active Directory.
CS_E_OBJECT_ALREADY_EXISTS
0x8004016A
The software installation data object in the Active Directory already exists.
CS_E_INVALID_PATH
0x8004016B
The path to the software installation data in the Active Directory is not correct.
CS_E_NETWORK_ERROR
0x8004016C
A network error interrupted the operation.
CS_E_ADMIN_LIMIT_EXCEEDED
0x8004016D
The size of this object exceeds the maximum size set by the Administrator.
CS_E_SCHEMA_MISMATCH
0x8004016E
The schema for the software installation data in the Active Directory does not match the required schema.
CS_E_INTERNAL_ERROR
0x8004016F
An error occurred in the software installation data in the Active Directory.
CACHE_E_NOCACHE_UPDATED
0x80040170
Cache not updated
OLEOBJ_E_NOVERBS
0x80040180
No verbs for OLE object
OLEOBJ_E_INVALIDVERB
0x80040181
Invalid verb for OLE object
INPLACE_E_NOTUNDOABLE
0x800401A0
Undo is not available
INPLACE_E_NOTOOLSPACE
0x800401A1
Space for tools is not available
CONVERT10_E_OLESTREAM_GET
0x800401C0
OLESTREAM Get method failed
CONVERT10_E_OLESTREAM_PUT
0x800401C1
OLESTREAM Put method failed
CONVERT10_E_OLESTREAM_FMT
0x800401C2
Contents of the OLESTREAM not in correct format
CONVERT10_E_OLESTREAM_BITMAP_TO_DIB
0x800401C3
There was an error in a Windows GDI call while converting the bitmap to a DIB
CONVERT10_E_STG_FMT
0x800401C4
Contents of the IStorage not in correct format
CONVERT10_E_STG_NO_STD_STREAM
0x800401C5
Contents of IStorage is missing one of the standard streams
CONVERT10_E_STG_DIB_TO_BITMAP
0x800401C6
There was an error in a Windows GDI call while converting the DIB to a bitmap.
CLIPBRD_E_CANT_OPEN
0x800401D0
OpenClipboard Failed
CLIPBRD_E_CANT_EMPTY
0x800401D1
EmptyClipboard Failed
CLIPBRD_E_CANT_SET
0x800401D2
SetClipboard Failed
CLIPBRD_E_BAD_DATA
0x800401D3
Data on clipboard is invalid
CLIPBRD_E_CANT_CLOSE
0x800401D4
CloseClipboard Failed
MK_E_CONNECTMANUALLY
0x800401E0
Moniker needs to be connected manually
MK_E_EXCEEDEDDEADLINE
0x800401E1
Operation exceeded deadline
MK_E_NEEDGENERIC
0x800401E2
Moniker needs to be generic
MK_E_UNAVAILABLE
0x800401E3
Operation unavailable
MK_E_SYNTAX
0x800401E4
Invalid syntax
MK_E_NOOBJECT
0x800401E5
No object for moniker
MK_E_INVALIDEXTENSION
0x800401E6
Bad extension for file
MK_E_INTERMEDIATEINTERFACENOTSUPPORTED
0x800401E7
Intermediate operation failed
MK_E_NOTBINDABLE
0x800401E8
Moniker is not bindable
MK_E_NOTBOUND
0x800401E9
Moniker is not bound
MK_E_CANTOPENFILE
0x800401EA
Moniker cannot open file
MK_E_MUSTBOTHERUSER
0x800401EB
User input required for operation to succeed
MK_E_NOINVERSE
0x800401EC
Moniker class has no inverse
MK_E_NOSTORAGE
0x800401ED
Moniker does not refer to storage
MK_E_NOPREFIX
0x800401EE
No common prefix
MK_E_ENUMERATION_FAILED
0x800401EF
Moniker could not be enumerated
CO_E_NOTINITIALIZED
0x800401F0
CoInitialize has not been called.
CO_E_ALREADYINITIALIZED
0x800401F1
CoInitialize has already been called.
CO_E_CANTDETERMINECLASS
0x800401F2
Class of object cannot be determined
CO_E_CLASSSTRING
0x800401F3
Invalid class string
CO_E_IIDSTRING
0x800401F4
Invalid interface string
CO_E_APPNOTFOUND
0x800401F5
Application not found
CO_E_APPSINGLEUSE
0x800401F6
Application cannot be run more than once
CO_E_ERRORINAPP
0x800401F7
Some error in application program
CO_E_DLLNOTFOUND
0x800401F8
DLL for class not found
CO_E_ERRORINDLL
0x800401F9
Error in the DLL
CO_E_WRONGOSFORAPP
0x800401FA
Wrong operating system or operating system version for the application
CO_E_OBJNOTREG
0x800401FB
Object is not registered
CO_E_OBJISREG
0x800401FC
Object is already registered
CO_E_OBJNOTCONNECTED
0x800401FD
Object is not connected to server
CO_E_APPDIDNTREG
0x800401FE
Application was launched but it didn't register a class factory
CO_E_RELEASED
0x800401FF
Object has been released
EVENT_S_SOME_SUBSCRIBERS_FAILED
0x00040200
An event was able to invoke some but not all of the subscribers
EVENT_E_ALL_SUBSCRIBERS_FAILED
0x80040201
An event was unable to invoke any of the subscribers
EVENT_S_NOSUBSCRIBERS
0x00040202
An event was delivered but there were no subscribers
EVENT_E_QUERYSYNTAX
0x80040203
A syntax error occurred trying to evaluate a query string
EVENT_E_QUERYFIELD
0x80040204
An invalid field name was used in a query string
EVENT_E_INTERNALEXCEPTION
0x80040205
An unexpected exception was raised
EVENT_E_INTERNALERROR
0x80040206
An unexpected internal error was detected
EVENT_E_INVALID_PER_USER_SID
0x80040207
The owner SID on a per-user subscription doesn't exist
EVENT_E_USER_EXCEPTION
0x80040208
A user-supplied component or subscriber raised an exception
EVENT_E_TOO_MANY_METHODS
0x80040209
An interface has too many methods to fire events from
EVENT_E_MISSING_EVENTCLASS
0x8004020A
A subscription cannot be stored unless its event class already exists
EVENT_E_NOT_ALL_REMOVED
0x8004020B
Not all the objects requested could be removed
EVENT_E_COMPLUS_NOT_INSTALLED
0x8004020C
COM+ is required for this operation, but is not installed
EVENT_E_CANT_MODIFY_OR_DELETE_UNCONFIGURED_OBJECT
0x8004020D
Cannot modify or delete an object that was not added using the COM+ Admin SDK
EVENT_E_CANT_MODIFY_OR_DELETE_CONFIGURED_OBJECT
0x8004020E
Cannot modify or delete an object that was added using the COM+ Admin SDK
EVENT_E_INVALID_EVENT_CLASS_PARTITION
0x8004020F
The event class for this subscription is in an invalid partition
EVENT_E_PER_USER_SID_NOT_LOGGED_ON
0x80040210
The owner of the PerUser subscription is not logged on to the system specified

Requirements

Header
Winerror.h

See also

COM Error Codes