Mix session within 2 users in web form (ASP.net 4)

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session

ASP.NET4

This case is actually mix session within user. But not happen every time. Only sometime this case is happen.

Sample of mix session happen :

User A submit OT and get transaction No
At the same time User B in progress key in for costcentre B, when click on “Add Into List”, User B see User A record in datagrid and she submit to Manager.
The user B Manager will see OT submitted by User A .

For x As Integer = 0 To txtempid.Text.Length – 1      ‘this code to check each of employee entry



   If Session("dtOT") Is Nothing Then    ‘initialize session

                        dtOT = DBLayer.Util.Data.MsSql.DBFunction.BuildDataTable("SELECT * FROM  Q_OTDETAILS WHERE REGISNO_T = ''", DBLayer.ClsConnection.getConnString("EPJ_HRMS"))

                    Else

                        dtOT = Session("dtOT")

                    End If



‘------------here assign var to update in session





                            dtOT.Rows.Add(Nrow)   *----------update in session

                        dtOT.AcceptChanges()



                        Session("dtOT") = dtOT

                        Session("ItmNo") = Nothing   *--reset session

                    End If

                End If

            Next

            txtempno.Text = ""

            Session("dtOT") = dtOT

            Me.Datagrid1.DataSource = dtOT

            Me.Datagrid1.DataBind()