Error: UUID is empty

Settings example:
UUID 902dd268-b30c-10fb-2930-36e9c5b856ad
WS_PATH /mv9i30c2
XHTTP_PATH /bcfyr1ov

WebSocket config.json:
https://nettya.pages.dev/mv9i30c2/?fragment=true&uuid=902dd268-b30c-10fb-2930-36e9c5b856ad

XHTTP config.json:
https://nettya.pages.dev/bcfyr1ov/?fragment=true&uuid=902dd268-b30c-10fb-2930-36e9c5b856ad

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