Error: UUID is empty

Settings example:
UUID af5b9811-fdd9-4139-d868-5d75927fb2e0
WS_PATH /v4vlozgy
XHTTP_PATH /3qbyad30

WebSocket config.json:
https://nettya.pages.dev/v4vlozgy/?fragment=true&uuid=af5b9811-fdd9-4139-d868-5d75927fb2e0

XHTTP config.json:
https://nettya.pages.dev/3qbyad30/?fragment=true&uuid=af5b9811-fdd9-4139-d868-5d75927fb2e0

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