/// <summary>
        /// Checks print job and printer status
        /// </summary>
        private void TimerCall()
        {
            timer.Enabled = false;

            bool jobfound   = false;
            bool hasTrouble = false;

            try
            {
                string statusReport = "";
                //_printerStatus |= PrintHelper.GetPrinterStatus(_printJob.ServerHost, _printJob.PrintJobTitle.PrinterName, out statusReport);
                _printerStatus |= PrintHelper.GetPrinterStatus(PrintJobTitle.Host, PrintJobTitle.PrinterName, out statusReport);

                if ((_printerStatus | PrinterTrouble.None) == PrinterTrouble.None)
                {
                    hasTrouble = false;
                }
                else
                {
                    hasTrouble = true;
                }

                // if issue found
                if (hasTrouble)
                {
                    // send data to server
                    //OnIssueFound(new PrinterIssueEventArgs(_printJob.PrintJobTitle.PrinterName, _printerStatus, statusReport));
                    OnIssueFound(new PrinterIssueEventArgs(PrintJobTitle.PrinterName, _printerStatus, statusReport));
                    OnCanBeDisposed(EventArgs.Empty);
                    return;
                }

                // find the job
                //foreach (var printJob in PrintHelper.GetPrintJobs(_printJob.ServerHost, _printJob.PrintJobTitle.PrinterName))
                foreach (var printJob in PrintHelper.GetPrintJobs(PrintJobTitle.Host, PrintJobTitle.PrinterName))
                {
                    //if (PrintHelper.ExtractDocumentName(printJob) == _printJob.PrintJobTitle.Document)
                    if (PrintHelper.ExtractDocumentName(printJob) == PrintJobTitle.Document)
                    {
                        jobfound = true;
                        break;
                    }
                }
            }
            catch (Exception ex)
            {
                WPFNotifier.DebugError(ex);
            }

            // if job found
            if (jobfound)
            {
                // continue watching
                timer.Enabled = true;
            }
            else
            {
                // finish watching
                OnJobCompleted(new PrintJobDataEventArgs(null));
                OnCanBeDisposed(EventArgs.Empty);
            }
        }