Warning: Invalid argument supplied for foreach() in /home/cwc/public_html/wp-content/themes/wolvcoll/course-pdf.php on line 42

Fatal error: Uncaught Mpdf\MpdfException: Data has already been sent to output (/home/cwc/public_html/wp-content/themes/wolvcoll/course-pdf.php at line 42), unable to output PDF file in /home/cwc/public_html/wp-content/themes/wolvcoll/vendor/mpdf/mpdf/src/Mpdf.php:9510 Stack trace: #0 /home/cwc/public_html/wp-content/themes/wolvcoll/course-pdf.php(96): Mpdf\Mpdf->Output('Social Media Co...', 'I') #1 /home/cwc/public_html/wp-includes/template-loader.php(106): include('/home/cwc/publi...') #2 /home/cwc/public_html/wp-blog-header.php(19): require_once('/home/cwc/publi...') #3 /home/cwc/public_html/index.php(17): require('/home/cwc/publi...') #4 {main} thrown in /home/cwc/public_html/wp-content/themes/wolvcoll/vendor/mpdf/mpdf/src/Mpdf.php on line 9510