ありがとうございます。
コンソールのログをお送りします。
jquery-migrate.min.js?ver=3.4.1:2 JQMIGRATE: Migrate is installed, version 3.4.1
kmg/:430 My unitone plugin is active
index.js?ver=6.1:1 GET https://nautica.xsrv.jp/kmg/wp-json/contact-form-7/v1/contact-forms/11/feedback/schema 404 (Not Found)
（匿名） @ index.js?ver=6.1:1
（匿名） @ index.js?ver=6.1:1
（匿名） @ index.js?ver=6.1:1
（匿名） @ index.js?ver=6.1:1
（匿名） @ index.js?ver=6.1:1
r @ index.js?ver=6.1:1
（匿名） @ index.js?ver=6.1:1
kmg/:1 Uncaught (in promise) Response {type: 'basic', url: 'https://nautica.xsrv.jp/kmg/wp-json/contact-form-7/v1/contact-forms/11/feedback/schema', redirected: false, status: 404, ok: false, …}
Promise.then
（匿名） @ index.js?ver=6.1:1
kmg/:1 Unchecked runtime.lastError: The message port closed before a response was received.
kmg/:1 Unchecked runtime.lastError: The message port closed before a response was received.
