Document server reverse proxy error

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Document Server version: 7.0.0.132
Type of installation of the Document Server (docker, deb/rpm, exe)
OS: Ubuntu server 20.04
Browser version: All

hi all over rever proxy http to https error but whitout proxy to ok:
/var/log/onlyoffice/documentserver/docservice/out.log

[2022-01-24T05:17:45.422] [ERROR] nodeJS - postData error: docId = 178.22.51.77__192.168.50.154https___docs.kanex.ru_files_178.22.51.77__192.168.50.154_new.do>
Error: Error response: statusCode:404; headers:{“server”:“nginx”,“date”:“Mon, 24 Jan 2022 05:17:45 GMT”,“content-type”:“text/html; charset=utf-8”,"transfer-en>

Error
Cannot POST /track
at Request._callback (/snapshot/server/build/server/Common/sources/utils.js)
at Request.callback (/snapshot/server/build/server/Common/node_modules/request/request.js:185:22)
at Request.emit (events.js:400:28)
at Request.<anonymous> (/snapshot/server/build/server/Common/node_modules/request/request.js:1154:10)
at Request.emit (events.js:400:28)
at Gunzip.<anonymous> (/snapshot/server/build/server/Common/node_modules/request/request.js:1076:12)
at Object.onceWrapper (events.js:519:28)
at Gunzip.emit (events.js:400:28)
at endReadableNT (internal/streams/readable.js:1317:12)
at processTicksAndRejections (internal/process/task_queues.js:82:21)

Hello,

The embedded example service will not work behind a proxy server. Please try connecting the Document Server to some other document storage.