Fatal error: Uncaught Error: Class "PHPExcel_Worksheet_BaseDrawing" not found in /var/www/html/dev/sophia_frm_ext_lib/extensions/phpexcel/Classes/PHPExcel/Worksheet/Drawing.php:36 Stack trace: #0 {main} thrown in /var/www/html/dev/sophia_frm_ext_lib/extensions/phpexcel/Classes/PHPExcel/Worksheet/Drawing.php on line 36