Fatal error: Uncaught TypeError: Unsupported operand types: string + int in /home/public/export/export_atomxml.php:32 Stack trace: #0 /home/public/search.php(1758): exportRecords(Object(mysqli_result), '', '5', '', 'Export') #1 /home/public/search.php(586): generateExport(Object(mysqli_result), '', '5', 'Atom XML', 'file', '', 'Export', '', 0) #2 {main} thrown in /home/public/export/export_atomxml.php on line 32