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EXCEPINFO Structure

Describes the exceptions that occur during IDispatch::Invoke.

Namespace:  System.Runtime.InteropServices.ComTypes
Assembly:  mscorlib (in mscorlib.dll)

public value class EXCEPINFO

The EXCEPINFO type exposes the following members.

  NameDescription
Public methodSupported by Portable Class LibraryEqualsIndicates whether this instance and a specified object are equal. (Inherited from ValueType.)
Public methodSupported by Portable Class LibraryGetHashCodeReturns the hash code for this instance. (Inherited from ValueType.)
Public methodSupported by Portable Class LibraryGetTypeGets the Type of the current instance. (Inherited from Object.)
Public methodSupported by Portable Class LibraryToStringReturns the fully qualified type name of this instance. (Inherited from ValueType.)
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  NameDescription
Public fieldSupported by Portable Class LibrarybstrDescriptionDescribes the error intended for the customer.
Public fieldSupported by Portable Class LibrarybstrHelpFileContains the fully-qualified drive, path, and file name of a Help file that contains more information about the error.
Public fieldSupported by Portable Class LibrarybstrSourceIndicates the name of the source of the exception. Typically, this is an application name.
Public fieldSupported by Portable Class LibrarydwHelpContextIndicates the Help context ID of the topic within the Help file.
Public fieldSupported by Portable Class LibrarypfnDeferredFillInRepresents 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 nullptr.
Public fieldSupported by Portable Class LibrarypvReservedThis field is reserved; it must be set to nullptr.
Public fieldSupported by Portable Class LibraryscodeA return value describing the error.
Public fieldSupported by Portable Class LibrarywCodeRepresents an error code identifying the error.
Public fieldSupported by Portable Class LibrarywReservedThis field is reserved; it must be set to 0.
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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.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

Supported in: Windows Phone 8.1

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
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