There is no build provider registered for the extension '.cshtml'.

There is no build provider registered for the extension '.cshtml'. You can register one in the <compilation><buildProviders> section in machine.config or web.config. Make sure is has a BuildProviderAppliesToAttribute attribute
which includes the value 'Web' or 'All'.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.Web.HttpException: There is no build provider registered for the extension '.cshtml'. You can register one in the <compilation><buildProviders> section in machine.config or web.config. Make sure is has
a BuildProviderAppliesToAttribute attribute which includes the value 'Web' or 'All'.



web.config修改：

<compilation debug="true" targetFramework="4.0">

<assemblies>

<add assembly="System.Web.WebPages.Razor, Version=1.0.0.0,Culture=neutral,PublicKeyToken=31BF3856AD364E35" />

</assemblies>

<buildProviders>

<add extension=".cshtml" type="System.Web.WebPages.Razor.RazorBuildProvider, System.Web.WebPages.Razor, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" />

</buildProviders>

</compilation>