Вижу такие ошибки в файле
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<b>Warning</b>: file_exists(): open_basedir restriction in effect. File(/tmp/log.htm) is not within the allowed path(s): (/var/www/fazendabg/data:.) in <b>/var/www/fazendabg/data/www/fazendabg.com/apps/third/vendor/dompdf/dompdf/src/Dompdf.php</b> on line <b>714</b><br />
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<b>Warning</b>: is_writable(): open_basedir restriction in effect. File(/tmp) is not within the allowed path(s): (/var/www/fazendabg/data:.) in <b>/var/www/fazendabg/data/www/fazendabg.com/apps/third/vendor/dompdf/dompdf/src/Dompdf.php</b> on line <b>714</b><br />
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<b>Warning</b>: is_writable(): open_basedir restriction in effect. File(/tmp/log.htm) is not within the allowed path(s): (/var/www/fazendabg/data:.) in <b>/var/www/fazendabg/data/www/fazendabg.com/apps/third/vendor/dompdf/dompdf/src/Dompdf.php</b> on line <b>719</b><br />
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<b>Warning</b>: file_put_contents(): Filename cannot be empty in <b>/var/www/fazendabg/data/www/fazendabg.com/apps/third/vendor/dompdf/dompdf/src/Image/Cache.php</b> on line <b>113</b><br />
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<b>Warning</b>: is_writable(): open_basedir restriction in effect. File(/tmp/log.htm) is not within the allowed path(s): (/var/www/fazendabg/data:.) in <b>/var/www/fazendabg/data/www/fazendabg.com/apps/third/vendor/dompdf/dompdf/src/Dompdf.php</b> on line <b>866</b><br />
Вероятно, на хостинге поменялась конфигурация (уточните у хостера, может поправят).
Самый простой вариант отключить вывод ошибок в /index.php - сделать вместо этого:
ini_set('display_errors', 'On');
это
ini_set('display_errors', 'Off');