Invalid URL

The requested URL "http://%5bNo%20Host%5d/registerevent.sec;jsessionid=vlYf9xVz0N0Vs5zt@7j9bw**.mercer04?", is invalid.

Reference #9.35e1dd17.1711725199.38ed7d7

https://errors.edgesuite.net/9.35e1dd17.1711725199.38ed7d7