Wiki search shows no result but adverts some - while there are

Summary

If I search in the wiki it says : no result found, but it indicates found results next to wiki tab.

Steps to reproduce

  • Go to https://gitlab.com/alexgarel/test-wiki
  • Use the topbar box with "Search or jump to…"
  • type in : litora, which is present on home page
  • type enter, to search the wiki
  • gitlab says there is no result, while aside to the wiki tab it indicates one result (see screenshot below).

Example Project

https://gitlab.com/alexgarel/test-wiki

What is the current bug behavior?

After searching a word that is present in some wiki pages, gitlab displays : " We couldn't find any code results matching …"

What is the expected correct behavior?

After searching a word that is present in some wiki pages, gitlab should display links to thoses pages containing the word.

Relevant logs and/or screenshots

Sélection_003

Results of GitLab environment info

this is on gitlab.com