Server Error in '/' Application.

Compilation Error

Description: An error occurred during the compilation of a resource required to service this request. Please review the following specific error details and modify your source code appropriately.

Compiler Error Message: CS0012: The type 'System.Object' is defined in an assembly that is not referenced. You must add a reference to assembly 'netstandard, Version=2.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51'.

Source Error:


Line 44: 
Line 45: 
Line 46:         @using (Html.BeginForm("Login", "Account", new { ReturnUrl = ViewBag.ReturnUrl }, FormMethod.Post, new { @class = "login-form" }))
Line 47:         {
Line 48:             @Html.AntiForgeryToken()

Source File: c:\home\site\wwwroot\Views\Account\Login.cshtml    Line: 46






Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4690.0