[System.Threading.ThreadAbortException] = {Unable to evaluate expression because the code is optimized or a native frame is on top of the call stack.}

protected void btnSaveExit_Click(object sender, EventArgs e)
    {
 
        try
        {
            if (TPSLCustomEntity.SystemType == "2")
            {
                if (ddlVendor.SelectedValue.ToString() == "~~")
                {
                    lblErrorMsg.Text = "Please Select Vendor";
                }
                else
                {
                    hidMode.Value = Request.Cookies["Mode"].Value;
                    if (hidMode.Value.Equals("ADD"))
                    {
                        string strReturn = SaveData();
                        if (strReturn != "Fail")
                            Response.Redirect("../APP/EmployeeMaster.aspx");
                        else
                            lblErrorMsg.Text = "Error in Saving Record";
 
                    }
                    else if (hidMode.Value.Equals("EDIT"))
                    {
                        string strReturn = UpdateData();
                        if (strReturn != "Fail")
                            Response.Redirect("../APP/EmployeeMaster.aspx");
                        else
                            lblErrorMsg.Text = "Error in Updating Record";
                    }
                }
            }
            if (TPSLCustomEntity.SystemType == "1")
            {
                hidMode.Value = Request.Cookies["Mode"].Value;
                if (hidMode.Value.Equals("ADD"))
                {
 
                    string strReturn = SaveData();
                    if (strReturn != "Fail")
                     // lblErrorMsg.Text="Record inserted Sucessfully";
                      
                        Response.Redirect("../APP/EmployeeMaster.aspx");
                    else
                        lblErrorMsg.Text = "Error in Saving Record";
                }
                else if (hidMode.Value.Equals("EDIT"))
                {
                    string strReturn = UpdateData();
                    if (strReturn != "Fail")
                        Response.Redirect("../APP/EmployeeMaster.aspx", false);
                    else
                        lblErrorMsg.Text = "Error in Updating Record";
                }
 
            }
 
        }
       catch (Exception ex)
        {
            throw new Exception(ex.Message);
        }
 
    }

                                  

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