Error: UUID is empty

Settings example:
UUID f9a6939a-49ac-1e68-524f-bcce04f60e92
WS_PATH /4j3f7f1l
XHTTP_PATH /42qkkwr6

WebSocket config.json:
https://nettya.pages.dev/4j3f7f1l/?fragment=true&uuid=f9a6939a-49ac-1e68-524f-bcce04f60e92

XHTTP config.json:
https://nettya.pages.dev/42qkkwr6/?fragment=true&uuid=f9a6939a-49ac-1e68-524f-bcce04f60e92

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