This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.
Gets or sets the file name of the master page. Master pages are not supported in ASP.NET mobile Web Forms pages. This API is obsolete. For information about how to develop ASP.NET mobile applications, see the www.asp.net/mobile Web site.
Assembly: System.Web.Mobile (in System.Web.Mobile.dll)
An attempt was made to set this property. Master pages are not supported on mobile pages.
This member overrides Page.MasterPageFile to prevent master pages from being used. This is because master pages are not supported on ASP.NET mobile Web Forms pages.
Windows 8.1, Windows Server 2012 R2, 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.