During execution of following code this error occurs "ExecuteNonQuery requires an open and available Connection. The connection's current state is closed."

Question

0.00/5 (No votes)

See more:

using System.Data;
using System.Data.SqlClient;
using System.Configuration;

public partial class Register : System.Web.UI.Page
{
    DBConnection dbcon = new DBConnection();
    String constr= System.Configuration.ConfigurationManager.AppSettings["constr"].ToString();
    SqlConnection con;
    Int16 ucode;

    
    protected void btnregsubmit_Click(object sender, ImageClickEventArgs e)
    {
        SqlCommand cmd = new SqlCommand();
        try
        {
            con = new SqlConnection(constr);
            cmd = new SqlCommand("insertuser", con);
            cmd.CommandType = CommandType.StoredProcedure;
            cmd.Parameters.AddWithValue("@usertype", ucode);
            cmd.Parameters.AddWithValue("@sqrtyans", txtans.Text);
            cmd.ExecuteNonQuery();
            con.Close();
            Response.Redirect("<script>alert('Data is inserted')</script>");
        }
        catch (Exception ex)
        {
            throw ex;
        }
    }
}

Posted 2-Oct-13 1:01am

pkvartej7121

Updated 2-Oct-13 1:08am

v2

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)

Salman622 · Accepted Answer · 2013-10-02T01:14:00

i have modify your try block just copy and paste in your code

C#

try
        {
            con = new SqlConnection(constr);
            con.Open();
            cmd = new SqlCommand("insertuser", con);
            cmd.CommandType = CommandType.StoredProcedure;
            cmd.Parameters.AddWithValue("@usertype", ucode);
            cmd.Parameters.AddWithValue("@sqrtyans", txtans.Text);
            cmd.ExecuteNonQuery();
            con.Close();
            Response.Redirect("<script>alert('Data is inserted')</script>");
        }

Your Have not open the connection to execute your sql query