Compiler Error Message: CS0433

Can someone help me with this error, I'm trying to create a profile with ProfileCommon

  

Compile Error

     

Description: Error compiling a resource needed to service this   solicitation. Review the specific details of the error and modify the   source code properly.

     

Compiler Error Message: CS0433: The 'ProfileCommon' Type Exists   both in 'c: \ Users \ marconibarroso. \ AppData \ Local \ Temp \ Temporary   ASP.NET   Files \ root \ e457865f \ cc134d14 \ assembly \ dl3 \ f4208480 \ dca737e7_71d6cf01 \ CRM   Onlline.DLL 'as in   'c: \ Users \ marconibarroso. \ AppData \ Local \ Temp \ Temporary ASP.NET   Files \ root \ e457865f \ cc134d14 \ App_Code.ucs9f3oh.dll '

My code

public class ProfileCommon : ProfileBase
{
    public virtual string UserId
    {
        get
        {
            return ((string)(this.GetPropertyValue("UserId")));
        }
        set
        {
            this.SetPropertyValue("UserId", value);
        }
    }

    public virtual string Nome
    {
        get
        {
            return ((string)(this.GetPropertyValue("Nome")));
        }
        set
        {
            this.SetPropertyValue("Nome", value);
        }
    }

    public virtual string TipoPermissao
    {
        get
        {
            return ((string)(this.GetPropertyValue("TipoPermissao")));
        }
        set
        {
            this.SetPropertyValue("TipoPermissao", value);
        }
    }

    public virtual string Email
    {
        get
        {
            return ((string)(this.GetPropertyValue("Email")));
        }
        set
        {
            this.SetPropertyValue("Email", value);
        }
    }
}