Hi, I too faced this issue, getting the same error
wplc_u.js?ver=8.1.9:102 Uncaught ReferenceError: wplc_ajaxurl_site is not defined
at HTMLDocument.<anonymous> (wplc_u.js?ver=8.1.9:102)
at i (jquery.js?ver=1.12.4-wp:2)
at Object.fireWith [as resolveWith] (jquery.js?ver=1.12.4-wp:2)
at Function.ready (jquery.js?ver=1.12.4-wp:2)
at HTMLDocument.J (jquery.js?ver=1.12.4-wp:2)
