Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /var/www/html/includes/PDFMerger/fpdf/fpdf.php:470 Stack trace: #0 /var/www/html/includes/PDFMerger/fpdf/tutorial/tuto7.php(6): FPDF->AddFont() #1 {main} thrown in /var/www/html/includes/PDFMerger/fpdf/fpdf.php on line 470