Control 'maincontentplaceholderid_btn' of type 'button' must be placed inside a form tag with runat=server.

Question

1.00/5 (1 vote)

See more:

Hi friends.....

I have Created master page then i have added content page after that i have added button control inside the contentplaceholder but its throwing error like this..pls help

What I have tried:

<%@ Page Title="Login" Language="C#" MasterPageFile="~/MenuPage.Master" AutoEventWireup="true" CodeBehind="Login.aspx.cs" Inherits="DailyExpenses.Login" %>

<asp:Content ID="logincontentid" ContentPlaceHolderID="maincontentplaceholderid" runat="server">

<asp:Button ID="btn" runat="server" />

Posted 17-Feb-18 3:22am

Vino MP

Updated 17-Feb-18 8:25am

Add a Solution

1 solution

Add a Solution

Add your solution here

Treat my content as plain text, not as HTML

Preview 0

…

Existing Members

Sign in to your account

...or Join us

Download, Vote, Comment, Publish.

Your Email
Password
Forgot your password?

Your Email
This email is in use. Do you need your password?
Optional Password

I have read and agree to the Terms of Service and Privacy Policy
Please subscribe me to the CodeProject newsletters

When answering a question please:

Read the question carefully.
Understand that English isn't everyone's first language so be lenient of bad spelling and grammar.
If a question is poorly phrased then either ask for clarification, ignore it, or edit the question and fix the problem. Insults are not welcome.
Don't tell someone to read the manual. Chances are they have and don't get it. Provide an answer or move on to the next question.

Let's work to help developers, not make them feel stupid.

This content, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

Member 13427032 · Accepted Answer · 2018-02-17T08:26:00

Solution 1

try something like this

<pre><!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title>Medgate IT</title>
    <asp:ContentPlaceHolder ID="head" runat="server">
    </asp:ContentPlaceHolder>
</head>

Posted 17-Feb-18 8:26am

Member 13427032