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hii,everyone
 
when click on display button more than one click this error display("this causes Two binding in the collection to bind to the same property parameter name: binding")
 
this is my code:
da.SelectCommand = new SqlCommand("select * from student ",cs);
 
DataTable dt = new DataTable();
        ds.Clear();
        da.Fill(ds);
 
        dt=ds.Tables[0];
        dataGridView1.DataSource = ds.Tables[0];
 
  tblnamesbs.DataSource = dt;
 this.textBox1.DataBindings.Add(Text,this.tblnamesbs,firstname,true);//error
 this.textBox2.DataBindings.Add(Text,this.tblnamesbs,lastname,true);
Posted 6-Jan-14 20:54pm
Edited 7-Jan-14 19:35pm
v2

1 solution

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Solution 1

You need to clear the existing databindings before adding a new binding...
 
this.textBox1.DataBindings.Clear();
this.textBox1.DataBindings.Add(...);
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Comments
mhassan083 at 8-Jan-14 1:15am
   
good,thanks

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