An SqlParameter with ParameterName '@Id' is not contained by this SqlParameterCollection.
Protected Sub CheckBox1_CheckedChanged(ByVal sender As Object, ByVal e As System.EventArgs) Dim cmmd As New SqlCommand For i = 0 To GridView1.Rows.Count - 1 If CType(GridView1.Rows(i).FindControl("CheckBox1"), CheckBox).Checked Then cmmd.Parameters("@Id").Value = CType(GridView1.Rows(i).FindControl("TxtId"), TextBox).Text cmmd.Parameters("@Setup_Type").Value = CType(GridView1.Rows(i).FindControl("TxtType"), TextBox).Text cmmd.Parameters("@Setup_name").Value = CType(GridView1.Rows(i).FindControl("TxtName"), TextBox).Text Exit Sub Else cmmd.Parameters("@Id").Value = "" cmmd.Parameters("@Setup_Type").Value = "" cmmd.Parameters("@Setup_name").Value = "" End If Next End Sub
cmmd
Value
cmmd.Parameters.AddWithValue("@Id", CType(GridView1.Rows(i).FindControl("TxtId"), TextBox).Text)
var
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