Ups, sorry about that. Will post again if I find the plugin creating problems. 
Thanks for your quick response!

a plugin cause the folders not to be created?  odd…

thought it might be a firewall or cloud proxy or other security add on not letting the directory getting created/….

Found that “Reply” button doesn’t work if Captcha plugin is activated.

still just indicates a js conflict on your site…  see:  https://simple-press.com/documentation/codex/faq/troubleshooting/what-is-this-jquery-conflict/