Describes the exceptions that occur during IDispatch::Invoke.

public value class EXCEPINFO
public struct EXCEPINFO
type EXCEPINFO = struct
Public Structure EXCEPINFO


For additional information about EXCEPINFO, see the MSDN Library.

The common language runtime throws an exception when a COM method in native code returns an HRESULT. For more information, see How to: Map HRESULTs and Exceptions.


bstrDescription bstrDescription bstrDescription bstrDescription

Describes the error intended for the customer.

bstrHelpFile bstrHelpFile bstrHelpFile bstrHelpFile

Contains the fully-qualified drive, path, and file name of a Help file that contains more information about the error.

bstrSource bstrSource bstrSource bstrSource

Indicates the name of the source of the exception. Typically, this is an application name.

dwHelpContext dwHelpContext dwHelpContext dwHelpContext

Indicates the Help context ID of the topic within the Help file.

pfnDeferredFillIn pfnDeferredFillIn pfnDeferredFillIn pfnDeferredFillIn

Represents a pointer to a function that takes an EXCEPINFO structure as an argument and returns an HRESULT value. If deferred fill-in is not desired, this field is set to null.

pvReserved pvReserved pvReserved pvReserved

This field is reserved; it must be set to null.

scode scode scode scode

A return value describing the error.

wCode wCode wCode wCode

Represents an error code identifying the error.

wReserved wReserved wReserved wReserved

This field is reserved; it must be set to 0.

Applies to