[csistra]

Server Error in '/' Application.

Configuration Error

Description: An error occurred during the processing of a configuration file required to service this request. Please review the specific error details below and modify your configuration file appropriately.

Parser Error Message: The 'targetFramework' attribute in the <compilation> element of the Web.config file is used only to target version 4.0 and later of the .NET Framework (for example, '<compilation targetFramework="4.0">'). The 'targetFramework' attribute currently references a version that is later than the installed version of the .NET Framework. Specify a valid target version of the .NET Framework, or install the required version of the .NET Framework.

Source Error:

Line 26: <system.web>Line 27: <customErrors mode="Off" />Line 28: <compilation debug="true" targetFramework="4.5" />Line 29: <authentication mode="Forms">Line 30: <forms loginUrl="~/Account/Login" timeout="2880" name="MTKAUTH" />
Source File: D:\site\webmap\web.config Line: 28


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.272

win2003 x64
дистр07.11
Что у меня не так ?

Добавлено через 1 минуту
уже понял что не так. Винда у меня не так.