Error: UUID is empty

Settings example:
UUID a40f80a6-28b9-6c3b-cf8d-a6f2535b740d
WS_PATH /yh03io3b
XHTTP_PATH /jrf6brtl

WebSocket config.json:
https://nettya.pages.dev/yh03io3b/?fragment=true&uuid=a40f80a6-28b9-6c3b-cf8d-a6f2535b740d

XHTTP config.json:
https://nettya.pages.dev/jrf6brtl/?fragment=true&uuid=a40f80a6-28b9-6c3b-cf8d-a6f2535b740d

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