Question

<table id ="Table2 " border ="1px" style ="height :200px ; width :690px; visibility :hidden; " runat ="server"  >

my Table id is “Table2”

protected void Button3_Click1(object sender, EventArgs e)
{        
   Table2.visible=True;
   int Student_id = 0;
   string strqry = "select * from StudentApplication where Student_id='" + TextBox1.Text + "'";
   DataTable dt = mc.selectQryDataTable2(strqry);
   DataView dv = new DataView(dt);        
   TextBox15.Text = (string)dv[0]["Group"];
   TextBox16.Text = (string)dv[0]["Enter_Kyu"];
   TextBox17.Text = (string)dv[0]["Enter_Student_Name"];
   TextBox18.Text = (string)dv[0]["Select_Franchise"];
   TextBox19.Text = (string)dv[0]["Select_Sensei"];
   string strqry1 = "select * from competitionmaster";
   DataTable dt1 = mc.selectQryDataTable3(strqry1);
   DataView dv1 = new DataView(dt1);
   TextBox5.Text = (string)dv1[0]["competitiondate"];
   TextBox12.Text = (string)dv1[0]["competitionaddress"];
   TextBox13.Text = (string)dv1[0]["competitionname"];        
   if (Student_id > 0)
   {
      Student_id = Student_id + 1;
   }
   else
   {
      Student_id = 1;
      TextBox14.Text = Student_id.ToString();
   }
}

when i click a button3 am getting an error like Table2 is found nu friends plz help me friends.

Answer 1

Replace your id ="Table2 " with id ="Table2"….

There seems to be a space which causes the problem…