Error: UUID is empty

Settings example:
UUID c71e3a9c-5ec6-5a2e-ae8e-bb61c3b5416f
WS_PATH /klg7gvux
XHTTP_PATH /ir6ylatz

WebSocket config.json:
https://nettya.pages.dev/klg7gvux/?fragment=true&uuid=c71e3a9c-5ec6-5a2e-ae8e-bb61c3b5416f

XHTTP config.json:
https://nettya.pages.dev/ir6ylatz/?fragment=true&uuid=c71e3a9c-5ec6-5a2e-ae8e-bb61c3b5416f

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