Fatal error: Uncaught Error: Call to undefined function GetStudentDetailByID() in /home/herita22/public_html/mvc/view/ePrintOut/GeneraleRrecieptPDFViewer.php:31 Stack trace: #0 {main} thrown in /home/herita22/public_html/mvc/view/ePrintOut/GeneraleRrecieptPDFViewer.php on line 31