本文介绍了如何修复此错误SqlException未处理(System.Data.SqlClient.SqlException)的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
早上好
我遇到了这个问题:
这是例外 抛出dr = com.ExecuteReader();
private void pneu_SelectedIndexChanged(object sender,EventArgs e)
{
SqlCommand com = new SqlCommand();
SqlConnection con = new SqlConnection("Data Source = CHAIMA; Initial Catalog = OptiMaint; Integrated Security = True");
SqlDataReader dr;
com.CommandText ="从dbo.ORGANES中选择ORG_DESIGNATION,ORG_FAMILLE,ORG_GROUPE,ORG_PRIX_ACHAT,ORG_IMAGE,其中dbo.ORGANES ='" + pneu.Text +"'" ;;
com.Connection = con;
con.Open();
dr = com.ExecuteReader(); //
while(dr.Read())
{
textBox1.Text = dr [" ORG_DESIGNATION"]。ToString();
textBox2.Text = dr [" ORG_FAMILLE"]。ToString();
textBox3.Text = dr [" ORG_GROUPE"]。ToString();
textBox4.Text = dr [" ORG_PRIX_ACHAT"]。ToString();
photo.ImageLocation = dr [" ORG_IMAGE"]。ToString();
}
con.Close();
}
请帮助!
谢谢!
解决方案
good morning
I have this problem :
This is the exception thrown at dr = com.ExecuteReader();
private void pneu_SelectedIndexChanged(object sender, EventArgs e) { SqlCommand com = new SqlCommand(); SqlConnection con = new SqlConnection("Data Source=CHAIMA;Initial Catalog=OptiMaint;Integrated Security=True"); SqlDataReader dr; com.CommandText = " select ORG_DESIGNATION , ORG_FAMILLE , ORG_GROUPE ,ORG_PRIX_ACHAT , ORG_IMAGE from dbo.ORGANES where dbo.ORGANES ='" + pneu.Text + "'"; com.Connection = con; con.Open(); dr = com.ExecuteReader(); // while (dr.Read()) { textBox1.Text = dr["ORG_DESIGNATION"].ToString(); textBox2.Text = dr["ORG_FAMILLE"].ToString(); textBox3.Text = dr["ORG_GROUPE"].ToString(); textBox4.Text = dr["ORG_PRIX_ACHAT"].ToString(); photo.ImageLocation = dr["ORG_IMAGE"].ToString(); } con.Close(); }
Kindly Help!
Thank you!
解决方案
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