Hi,
I am having an issue with saving comments on frontend.
I checked the browser console and found the following error
<b>Fatal error</b>: Call to undefined method JDocumentJSON::isHtml5() in <b>/****/****/public_html
/libraries/joomla/document/html/renderer/head.php</b> on line <b>66
You can check this page http://vacuum-cleaner-advisor.com/Euro-Pro-Vacuums/Shark-NV652.html
Please help.
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