ASP.NET te Page Error

Code Behind kısmında hata yakalama:

protected void Page_Error(object sender, EventArgs e)
{
    try
    {
        Response.Write(Server.GetLastError().Message);
    }
    finally
    {
        Server.ClearError();
    }
}

Global.asax ta hata yakalama:

protected void Application_Error(object sender, EventArgs e)
{
    // Code that runs when an unhandled error occurs
    Exception objErr = Server.GetLastError().GetBaseException();
    string err = "Error in: " + Request.Url.ToString() +
                      ". Error Message:" + objErr.Message.ToString();

}