FTP not working?

Website URL

(please specify the URL of the site on which you are experiencing the problem)

jerry.42/web.io

Error Message

(please share the FULL error message you see, if applicable)

Connection attempt failed with “EAI_NONAME - Neither nodename nor servname provided, or not known.”

Other Information

(other information and details relevant to your question)

Web-based file manager works OK. I put up error message.

Thanks.

Jerry