February 14, 2014For apps that target Windows Phone OS 7.0 and 7.1, do not use this member in your app. If you do, your code will throw a MethodAccessException. This member is security-critical, which restricts it to internal use by the .NET Framework for Windows Phone class library.
[SECURITY CRITICAL]Namespace: System.Threading.Tasks
Attempts to execute the provided Task on this scheduler.
Assembly: mscorlib (in mscorlib.dll)
Return ValueType: System.Boolean
A Boolean that is true if task was successfully executed, false if it was not. A common reason for execution failure is that the task had previously been executed or is in the process of being executed by another thread.