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: CS0433: The type 'MessageBox' exists in both 'c:\Windows\Microsoft.NET\Framework64\v2.0.50727\Temporary ASP.NET Files\root\34b554a2\80a30e1b\App_Code.rqta_sjd.dll' and 'c:\Windows\Microsoft.NET\Framework64\v2.0.50727\Temporary ASP.NET Files\root\34b554a2\80a30e1b\App_Code.ssehstkd.dll'

Source Error:


Line 19:         if (hotenlh.Value.Trim() == string.Empty)
Line 20:         {
Line 21:             MessageBox.Show("Bạn chưa nhập họ và tên.");
Line 22:             hotenlh.Focus();
Line 23:             return;

Source File: c:\inetpub\wwwroot\tungbachnhat\CMSTemplates\SEOCHAT\Lienhe.aspx.cs    Line: 21






Version Information: Microsoft .NET Framework Version:2.0.50727.8000; ASP.NET Version:2.0.50727.8951