Fatal error: Uncaught Error: Class "Spreadsheet_Excel_Writer_BIFFwriter" not found in /home/sigclinicas/public_html/app.sigclinicas.com.br/vendor/pablodalloglio/spreadsheet_excel_writer/Spreadsheet/Excel/Writer/Workbook.php:43 Stack trace: #0 {main} thrown in /home/sigclinicas/public_html/app.sigclinicas.com.br/vendor/pablodalloglio/spreadsheet_excel_writer/Spreadsheet/Excel/Writer/Workbook.php on line 43