Hi. Plz help me I have this error

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C#

An SqlParameter with ParameterName '@Id' is not contained by this SqlParameterCollection.

this is my error ....

What I have tried:

VB

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

Posted 17-Mar-16 4:36am

Malak Hudaib

Updated 17-Mar-16 4:40am

CHill60

v2

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CHill60 · Accepted Answer · 2016-03-17T04:40:00

Solution 1

You need to add the parameters to cmmd before attempting to set the Value
e.g.

VB

cmmd.Parameters.AddWithValue("@Id", CType(GridView1.Rows(i).FindControl("TxtId"), TextBox).Text)

Posted 17-Mar-16 4:40am

CHill60

Comments

Malak Hudaib 20-Mar-16 7:23am

thx ...