TrySetException Method (Exception)
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TaskCompletionSource(Of TResult).TrySetException Method (Exception)

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Attempts to transition the underlying Task(Of TResult) into the Faulted state.

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

'Declaration
Public Function TrySetException ( _
	exception As Exception _
) As Boolean

Parameters

exception
Type: System.Exception
The exception to bind to this Task(Of TResult).

Return Value

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

ExceptionCondition
ObjectDisposedException

The Task was disposed.

ArgumentNullException

The exception argument is null.

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

Windows Phone OS

Supported in: 8.1, 8.0

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