Assembly: mscorlib (in mscorlib.dll)
If the current AppDomainManager has a reference to a HostExecutionContextManager in its HostExecutionContextManager property, then the common language runtime calls the manager every time a call to the ExecutionContext.Run method occurs, to allow the host to participate in the flow of the execution context.
Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.