Error: UUID is empty

Settings example:
UUID 519dbdbd-05fb-b440-d4f2-87dea4a8983b
WS_PATH /ab49141i
XHTTP_PATH /111wbh5k

WebSocket config.json:
https://nettya.pages.dev/ab49141i/?fragment=true&uuid=519dbdbd-05fb-b440-d4f2-87dea4a8983b

XHTTP config.json:
https://nettya.pages.dev/111wbh5k/?fragment=true&uuid=519dbdbd-05fb-b440-d4f2-87dea4a8983b

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