Article
11/18/2011

AggregateException Class

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Represents one or more errors that occur during application execution.

Inheritance Hierarchy

System.Object
System.Exception
System.AggregateException

Namespace: System
Assembly: mscorlib (in mscorlib.dll)

Syntax

'Declaration
<DebuggerDisplayAttribute("Count = {InnerExceptions.Count}")> _
Public Class AggregateException _
    Inherits Exception

[DebuggerDisplayAttribute("Count = {InnerExceptions.Count}")]
public class AggregateException : Exception

The AggregateException type exposes the following members.

Constructors

	Name	Description
	AggregateException()	Initializes a new instance of the AggregateException class with a system-supplied message that describes the error.
	AggregateException(IEnumerable<Exception>)	Initializes a new instance of the AggregateException class with references to the inner exceptions that are the cause of this exception.
	AggregateException(array<Exception[])	Initializes a new instance of the AggregateException class with references to the inner exceptions that are the cause of this exception.
	AggregateException(String)	Initializes a new instance of the AggregateException class with a specified message that describes the error.
	AggregateException(String, IEnumerable<Exception>)	Initializes a new instance of the AggregateException class with a specified error message and references to the inner exceptions that are the cause of this exception.
	AggregateException(String, Exception)	Initializes a new instance of the AggregateException class with a specified error message and a reference to the inner exception that is the cause of this exception.
	AggregateException(String, array<Exception[])	Initializes a new instance of the AggregateException class with a specified error message and references to the inner exceptions that are the cause of this exception.

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Properties

	Name	Description
	Data	Gets a collection of key/value pairs that provide additional user-defined information about the exception. (Inherited from Exception.)
	HResult	Gets or sets HRESULT, a coded numerical value that is assigned to a specific exception. (Inherited from Exception.)
	InnerException	Gets the Exception instance that caused the current exception. (Inherited from Exception.)
	InnerExceptions	Gets a read-only collection of the Exception instances that caused the current exception.
	Message	Gets a message that describes the current exception. (Inherited from Exception.)
	StackTrace	Gets a string representation of the frames on the call stack at the time the current exception was thrown. (Inherited from Exception.)

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Methods

	Name	Description
	Equals(Object)	Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
	Finalize	Allows an object to try to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.)
	Flatten	Flattens AggregateException instances into a single, new instance.
	GetBaseException	Returns the AggregateException object that is the root cause of this exception. (Overrides Exception.GetBaseException().)
	GetHashCode	Serves as a hash function for a particular type. (Inherited from Object.)
	GetType	Gets the runtime type of the current instance. (Inherited from Exception.)
	Handle	Invokes a handler on each Exception contained by this AggregateException object.
	MemberwiseClone	Creates a shallow copy of the current Object. (Inherited from Object.)
	ToString	Returns a string representation of the current AggregateException. (Overrides Exception.ToString().)

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Remarks

AggregateException is used to consolidate multiple failures into a single, throwable exception object. It is used extensively in parallel programming.

Version Information

Silverlight

Supported in: 5

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

Thread Safety

All public and protected members of AggregateException are thread-safe and may be used concurrently from multiple threads.

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