/*Build the document **/ private void BuildExcel() { // step 1: creation of a document-object document = new CreateExcelDoc(); try { //Add Header int row = 1; int col = 1; AddDocHeader(ref row, ref col); //Add Body AddDocBody(ref row, ref col); //Add Footer AddDocFooter(ref row, ref col); } catch (IOException ioe) { this.Message = ioe.Message; } catch (Exception ex) { Log.WriteToErrorLogFile(ex); } }