Error: UUID is empty

Settings example:
UUID 8547628b-7f84-174d-9e90-0b52b8f0b632
WS_PATH /o3b8j3pi
XHTTP_PATH /mcl0sy7u

WebSocket config.json:
https://nettya.pages.dev/o3b8j3pi/?fragment=true&uuid=8547628b-7f84-174d-9e90-0b52b8f0b632

XHTTP config.json:
https://nettya.pages.dev/mcl0sy7u/?fragment=true&uuid=8547628b-7f84-174d-9e90-0b52b8f0b632

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