I have a master page and test page.in test page i use master page:
<%@ Page Language="C#" AutoEventWireup="true" MasterPageFile="~/Master.Master" CodeBehind="test.aspx.cs" Inherits="ServiceLayer.Recognition.test" %>
But during executing i received this error:
Content controls have to be top-level controls in a content page or a nested master page that references a master page.