Fatal error: Uncaught exception 'DOMPDF_Exception' with message 'Requested HTML document contains no data.' in /home/networkstn/public_html/images/PDFMerger/dompdf/include/frame_tree.cls.php:122 Stack trace: #0 /home/networkstn/public_html/images/PDFMerger/dompdf/include/dompdf.cls.php(676): Frame_Tree->build_tree() #1 /home/networkstn/public_html/images/PDFMerger/dompdf/include/dompdf.cls.php(846): DOMPDF->_process_html() #2 /home/networkstn/public_html/images/PDFMerger/open_document.php(29): DOMPDF->render() #3 {main} thrown in /home/networkstn/public_html/images/PDFMerger/dompdf/include/frame_tree.cls.php on line 122