Fatal error: Uncaught ArithmeticError: Bit shift by negative number in /home/milanodm/public_html/erp/vendor/tecnickcom/tcpdf/include/barcodes/pdf417.php:747 Stack trace: #0 /home/milanodm/public_html/erp/vendor/tecnickcom/tcpdf/include/barcodes/pdf417.php(589): PDF417->getErrorCorrectionLevel(-1, 14) #1 /home/milanodm/public_html/erp/vendor/tecnickcom/tcpdf/tcpdf_barcodes_2d.php(289): PDF417->__construct('http://www.tcpd...', -1, 2, Array) #2 /home/milanodm/public_html/erp/vendor/tecnickcom/tcpdf/tcpdf_barcodes_2d.php(69): TCPDF2DBarcode->setBarcode('http://www.tcpd...', 'PDF417') #3 /home/milanodm/public_html/erp/vendor/tecnickcom/tcpdf/examples/barcodes/example_2d_pdf417_png.php(46): TCPDF2DBarcode->__construct('http://www.tcpd...', 'PDF417') #4 {main} thrown in /home/milanodm/public_html/erp/vendor/tecnickcom/tcpdf/include/barcodes/pdf417.php on line 747