Steps to replicate the issue (include links if applicable):

• visit https://techcontribs.toolforge.org/uid/

What happens?:

• redirects to https://localhost:8000
• gives ERR_CONNECTION_REFUSED

What should have happened instead?:

• human readable error message, with a link back to the search page

Software version (on Special:Version page; skip for WMF-hosted wikis like Wikipedia):

Other information (browser name/version, screenshots, etc.):