me too,
Think its: <script src="https://themepro.com/builder/js/loader.min.js?1.1.9"></script>
not secure, https themepro.com needs to be updated?
`<!DOCTYPE html>
<html>
<head>
<title>Edit Page</title>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0">
<!-- jQuery, using core -->
</head>
<body class="jub jub-loading">
<div id="jub-mainbody">
</div>
<!-- <script src="/media/jui/js/jquery.min.js"></script> -->
<!-- <script src="/media/jub/assets/lib/bootstrap/js/bootstrap.min.js"></script> -->
<script>
JUB = {
provider: 'joomlart',
siteUrl: '',
mediaUrl: '/media/jub/dev/default',
assetUrl: '/media/jub/assets',
ckeditorUrl: '/plugins/system/jabuilder/assets/ckeditor',
siteUrlHelper: location.href,
toolUrl: 'https://themepro.com/builder',
site: 'jba4331fbc2745-e39fbf7a041d5',
osite: '',
page: '2d7d7823f2afd',
layout: '7b7b7c1cd01bc',
data: '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',
page_new: '1',
container: '#jub-mainbody',
contents: {
header: 'blocks',
content: 'blocks',
footer: 'blocks'
},
encodeData: 1,
version: '1.1.9',
upload_max_size: 1 }
// jQuery.getScript(JUB.toolUrl + '/js/main.js');
</script>
<script src="https://themepro.com/builder/js/loader.min.js?1.1.9"></script>
</body>
</html>`