Hello.
Our company used to work with Jira Service Desk Server version 3.12.20.
We have 8 portals and 250+ request types.
Basic language is Russian.
We had upgraded JSD to 4.1.0 version and had updater customers portal to a new version.
Soon after that we found a problem.
Search request with english words return correct results.
Search request with russian words returns empty result.