HttpContext.ApplicationInstance Property
.NET Framework 4.5
Gets or sets the HttpApplication object for the current HTTP request.
Assembly: System.Web (in System.Web.dll)
Property Value
Type: System.Web.HttpApplicationThe HttpApplication for the current HTTP request.
ASP.NET uses ApplicationInstance instead of Application as a property name to refer to the current HttpApplication instance in order to avoid confusion between ASP.NET and classic ASP. In classic ASP, Application refers to the global application state dictionary.
| Exception | Condition |
|---|---|
| InvalidOperationException | The Web application is running under IIS 7.0 in Integrated mode, and an attempt was made to change the property value from a non-null value to null. |
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.