Error

System.Web.HttpParseException: Could not load the assembly 'App_Web_b.master.33f07233'. Make sure that it is compiled before accessing the page. ---> System.Web.HttpException: Could not load the assembly 'App_Web_b.master.33f07233'. Make sure that it is compiled before accessing the page.
   at System.Web.UI.TemplateParser.GetType(String typeName, Boolean ignoreCase, Boolean throwOnError)
   at System.Web.UI.TemplateParser.ProcessInheritsAttribute(String baseTypeName, String codeFileBaseTypeName, String src, Assembly assembly)
   at System.Web.UI.TemplateParser.PostProcessMainDirectiveAttributes(IDictionary parseData)
   --- End of inner exception stack trace ---
   at System.Web.UI.TemplateParser.ProcessException(Exception ex)
   at System.Web.UI.TemplateParser.ParseStringInternal(String text, Encoding fileEncoding)
   at System.Web.UI.TemplateParser.ParseString(String text, VirtualPath virtualPath, Encoding fileEncoding)

Could not load the assembly 'App_Web_b.master.33f07233'. Make sure that it is compiled before accessing the page.

System.Web