Fatal error: Uncaught Exception: FPDF error: Unexpected end of stream in /var/www/html/static/vendor/setasign/fpdf/fpdf.php:267 Stack trace: #0 /var/www/html/static/vendor/setasign/fpdf/fpdf.php(1421): FPDF->Error('Unexpected end ...') #1 /var/www/html/static/vendor/setasign/fpdf/fpdf.php(1285): FPDF->_readstream(Resource id #5, 8) #2 /var/www/html/static/vendor/setasign/fpdf/fpdf.php(1277): FPDF->_parsepngstream(Resource id #5, 'temp.png') #3 /var/www/html/static/vendor/setasign/fpdf/fpdf.php(890): FPDF->_parsepng('temp.png') #4 /var/www/html/static/public_html/scripts/research-article-watermark.php(89): FPDF->Image('temp.png', 55.058, 266.926, 0, 0, 'png') #5 {main} thrown in /var/www/html/static/vendor/setasign/fpdf/fpdf.php on line 267