Warning: A non-numeric value encountered in /mnt/web113/a2/49/5942449/htdocs/wp-content/plugins/pdf-print/mpdf/mpdf.php on line 30573

Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, string given in /mnt/web113/a2/49/5942449/htdocs/wp-content/plugins/pdf-print/mpdf/classes/ttfontsuni.php:613
Stack trace:
#0 /mnt/web113/a2/49/5942449/htdocs/wp-content/plugins/pdf-print/mpdf/classes/ttfontsuni.php(202): TTFontFile->extractInfo(false, true, 255)
#1 /mnt/web113/a2/49/5942449/htdocs/wp-content/plugins/pdf-print/mpdf/mpdf.php(3880): TTFontFile->getMetrics('/mnt/web113/a2/...', 'dejavusansmono', 0, false, true, 255)
#2 /mnt/web113/a2/49/5942449/htdocs/wp-content/plugins/pdf-print/mpdf/mpdf.php(4246): mPDF->AddFont('dejavusansmono', '')
#3 /mnt/web113/a2/49/5942449/htdocs/wp-content/plugins/pdf-print/mpdf/mpdf.php(13622): mPDF->SetFont('dejavusansmono')
#4 /mnt/web113/a2/49/5942449/htdocs/wp-content/plugins/pdf-print/mpdf/mpdf.php(1287): mPDF->SetDefaultFont('dejavusansmono')
#5 /mnt/web113/a2/49/5942449/htdocs/wp-content/plugins/pdf-print/pdf-print.php(1309): mPDF->__construct('', 'A4', 11, 'dejavusansmono', 15, 15, 16, 16)
#6 /mnt/web113/a2/49/5942449/htdocs/wp-includes/class-wp-hook.php(308): pdfprnt_print(Object(WP))
#7 /mnt/web113/a2/49/5942449/htdocs/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters(NULL, Array)
#8 /mnt/web113/a2/49/5942449/htdocs/wp-includes/plugin.php(565): WP_Hook->do_action(Array)
#9 /mnt/web113/a2/49/5942449/htdocs/wp-includes/class-wp.php(797): do_action_ref_array('wp', Array)
#10 /mnt/web113/a2/49/5942449/htdocs/wp-includes/functions.php(1334): WP->main('')
#11 /mnt/web113/a2/49/5942449/htdocs/wp-blog-header.php(16): wp()
#12 /mnt/web113/a2/49/5942449/htdocs/index.php(17): require('/mnt/web113/a2/...')
#13 {main}
  thrown in /mnt/web113/a2/49/5942449/htdocs/wp-content/plugins/pdf-print/mpdf/classes/ttfontsuni.php on line 613