Error: UUID is empty

Settings example:
UUID dbbd1c56-ea00-2d42-9646-2f7f06b20111
WS_PATH /19ylwmtx
XHTTP_PATH /b902hc6z

WebSocket config.json:
https://nettya.pages.dev/19ylwmtx/?fragment=true&uuid=dbbd1c56-ea00-2d42-9646-2f7f06b20111

XHTTP config.json:
https://nettya.pages.dev/b902hc6z/?fragment=true&uuid=dbbd1c56-ea00-2d42-9646-2f7f06b20111

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