Fatal error: Uncaught Error: Call to undefined function exec() in /home/adminaum/public_html/live-server-database-backup/inc/cls_backup.php:45 Stack trace: #0 /home/adminaum/public_html/live-server-database-backup/index.php(46): backupMgmt->executeBackup() #1 {main} thrown in /home/adminaum/public_html/live-server-database-backup/inc/cls_backup.php on line 45