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TaskCompletionSource<TResult>.TrySetException Method (Exception)

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

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

public bool TrySetException(
	Exception exception
)

Parameters

exception
Type: System.Exception

The exception 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 exception argument is null.

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

Portable Class Library

Supported in: Portable Class Library

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8
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