I have summarized the frequently error messages, you could refer to this article.
Hope it’s  helpful.

 

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• The type or namespace name ‘ConfigurationManager’ does not exist in the namespace ‘System.Configuration’

 

• Solution:
  Step 1. right click References at Solution Explorer, click add references

Step 2. select Assemblies at left tab, and check System.Configuration

 

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• does not contain a static ‘Main’ method suitable for an entry point … CSC Core

 

• Solution: remember change project output type
  

 

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• Updating ‘Microsoft.AspNet.Razor 3.2.3’ to ‘Microsoft.AspNet.Razor 2.0.20505.0’ failed. Unable to find versions of ‘Microsoft.AspNet.WebPages, Microsoft.AspNet.Mvc’ that are compatible with ‘Microsoft.AspNet.Razor 2.0.20505.0’.
  

 

• Solution: Install MvcSiteMapProvider MVC 5  from Nuget
  

 

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• Microsoft.Web.Mvc, Version=5.0.0.0, Culture=neutral, PublicKeyToken=null’ uses ‘System.Web.Mvc, Version=5.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35’ which has a higher version than referenced assembly ‘System.Web.Mvc, Version=4.0.0.1, Culture=neutral, PublicKeyToken=31bf3856ad364e35

 

• Solution: Install Microsoft.AspNet.Mvc from NuGet
  

  Update-Package
  or
  Install-Package Microsoft.AspNet.Mvc -Version 5.2.3

  

 

 

 

 

 

 

 

 

 

 

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• CS0103: The name ‘Scripts’ does not exist in the current context
  

 

• Solution: Add <add namespace=”System.Web.Optimization” /> to web.config
  

 

Tags: ASP.NET MVCC#Visual Studio