Debug time run ok but with out debug not run properly please help me

LogFunc(SalesAndInventory.lblUserMain.Text, " Copy Database from D:\Database " & ListView1.Items(k).SubItems(0).Text & " To " & LinkLabel3.Text & " Date: " & lbldt.Text & " Time: " & lbltm.Text & " By : " & sgUserName)

Sub LogFunc(ByVal st1 As String, ByVal st2 As String)
        Try
         
            Dim FilePath As String = "Server=" & My.Settings.srnm & "; Database= " & sgDatabaseName & ";" & " Integrated Security=True;"
            con = New SqlConnection(FilePath)
            con.Open()
            Dim cb As String = "insert into Tbl_Logs(UserID,Date,Operation) VALUES (@d1,@d2,@d3)"
            cmd = New SqlCommand(cb)
            cmd.Connection = con
            cmd.Parameters.AddWithValue("@d1", st1)
            cmd.Parameters.AddWithValue("@d2", System.DateTime.Now)
            cmd.Parameters.AddWithValue("@d3", st2)
            cmd.ExecuteNonQuery()
            con.Close()

        Catch ex As Exception

        End Try

    End Sub