Error: UUID is empty

Settings example:
UUID 4e6dd35e-f73f-af81-c2dd-911d9d3c0403
WS_PATH /fc97l6x3
XHTTP_PATH /4ywlvrzz

WebSocket config.json:
https://nettya.pages.dev/fc97l6x3/?fragment=true&uuid=4e6dd35e-f73f-af81-c2dd-911d9d3c0403

XHTTP config.json:
https://nettya.pages.dev/4ywlvrzz/?fragment=true&uuid=4e6dd35e-f73f-af81-c2dd-911d9d3c0403

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