The information can’t be recorded
There is a technical problem with the formatting of the information you tried to send, and your information has not been recorded (this is a problem in the structure of the web page itself, not a problem with the information you entered). Many web sites have contact information for the webmaster in charge of the site, often mentioned on the home page of the site. If such an address is listed, you can send them email to let them know about this problem.