Please Help Me --The ConnectionString property has not been initialized.

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  10 years ago

  by sivaram09

  Ramesh Kanna

  Trichy, India

  Joined 10 years ago

  i am using below code ..compile time no error occurred but run time error occurred( The Connection String property has not been initialized.)how to solve this problem

  Code

  private void button1_Click(object sender, EventArgs e) { //string cnString = Convert.ToString(ConfigurationSettings.AppSettings["DigiBrd"]); //String ConStr = Convert.ToString(System.Configuration.ConfigurationSettings.AppSettings["DigiBrd"]); ;// System.Configuration.ConfigurationSettings.AppSettings["DigiBrd"].ToString(); OleDbConnection myConn = new OleDbConnection();//System.Configuration.ConfigurationSettings.AppSettings["DigiBrd"]); //myConn.ConnectionString = System.Configuration.ConfigurationSettings.AppSettings["DigiBrd"]; myConn.ConnectionString = (Convert.ToString(System.Configuration.ConfigurationSettings.AppSettings["DigiBrd"])); OleDbCommand cmd1=new OleDbCommand ("DigBrd", myConn); cmd1.Connection.Open(); OleDbCommand cmd = new OleDbCommand("insert into sample values('" + textBox1.Text + "')", myConn); cmd.ExecuteNonQuery(); MessageBox.Show("Success", "welcome");

      }
  }
  

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