Error: UUID is empty

Settings example:
UUID bbb721ed-7d3f-8d42-7564-d78eb3c26ca7
WS_PATH /oza0krul
XHTTP_PATH /nv85nl47

WebSocket config.json:
https://nettya.pages.dev/oza0krul/?fragment=true&uuid=bbb721ed-7d3f-8d42-7564-d78eb3c26ca7

XHTTP config.json:
https://nettya.pages.dev/nv85nl47/?fragment=true&uuid=bbb721ed-7d3f-8d42-7564-d78eb3c26ca7

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