Proxy error message for not existing hosts

Hi All,

I did some experiments with the scraping proxy feature and there is a weird behavior I noticed.
The following error message is displayed in the browser when YaCy is used as a proxy server for clients and trying to reach a not existing domains:

Is there any way to hide the java exceptions and display something that doesn’t look so stupid? It’s a rather basic requirement in my opinion.


The proxy is deprecated, don’t use it.

It’s more or less there for historical reasons. YaCy started as an experimental proxy before it became an experimental search engine…

Found a copy of the original project at