Could not load file or assembly 'SIPortal.Admin2018, Version=, Culture=neutral, PublicKeyToken=null' or one of its dependencies. The located assembly's manifest definition does not match the assembly reference. (Exception from HRESULT: 0x80131040)c:\inetpub\wwwroot\wss\VirtualDirectories\2017\SIPortal.Publishing2018\TCTT\DauMoi\UC_DauMoiHome.ascx(43): error CS1061: 'SIPortal.Admin2018.TCTT.DauMoi.DauMoi' does not contain a definition for 'Content' and no extension method 'Content' accepting a first argument of type 'SIPortal.Admin2018.TCTT.DauMoi.DauMoi' could be found (are you missing a using directive or an assembly reference?)