Onlyoffice heatthcheck: not found

Document Server version: ONLYOFFICE Docs Community Edition version 7.2,
Type of installation of the Document Server (docker, deb/rpm, exe)
OS: ubuntu 22.04
i have installed ONLYOFFICE Docs Community Edition,but when i enter example, click example file then no response,and when i type documentserver ip/healthcheck ,the edge return not found.
what 's this problem??

Hello @steven

First of all, please note that you are using an outdated version of Document Server. Please update your current instance to the actual version and check the situation again.
All guides related to the Community Edition you can find here in our Help Center: