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TaskCompletionSource<TResult>.TrySetException Method (IEnumerable<Exception>)

Attempts to transition the underlying Task<TResult> into the Faulted state.

Namespace:  System.Threading.Tasks
Assemblies:   mscorlib (in mscorlib.dll)
  System.Threading.Tasks (in System.Threading.Tasks.dll)

public bool TrySetException(
	IEnumerable<Exception> exceptions
)

Parameters

exceptions
Type: System.Collections.Generic.IEnumerable<Exception>

The collection of exceptions to bind to this Task<TResult>.

Return Value

Type: System.Boolean
True if the operation was successful; otherwise, false.

ExceptionCondition
ObjectDisposedException

The Task was disposed.

ArgumentNullException

The exceptions argument is null.

ArgumentException

There are one or more null elements in exceptions.

-or-

The exceptions collection is empty.

This operation will return false if the Task<TResult> is already in one of the three final states: RanToCompletion, Faulted, or Canceled.

.NET Framework

Supported in: 4.6, 4.5, 4

.NET Framework Client Profile

Supported in: 4

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone Silverlight 8.1, Windows Phone Silverlight 8

Portable Class Library

Supported in: Portable Class Library
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