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Task.Start Method

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.NET Framework 4.5

Starts the Task, scheduling it for execution to the current TaskScheduler.

Namespace:  System.Threading.Tasks
Assembly:  mscorlib (in mscorlib.dll)
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public void Start()
ExceptionCondition
ObjectDisposedException

The Task instance has been disposed.

InvalidOperationException

The Task is not in a valid state to be started. It may have already been started, executed, or canceled, or it may have been created in a manner that doesn't support direct scheduling.

A task may only be started and run only once. Any attempts to schedule a task a second time will result in an exception.

.NET Framework

Supported in: 4.5, 4

.NET Framework Client Profile

Supported in: 4

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Store apps

Supported in: Windows 8

Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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