Error: UUID is empty

Settings example:
UUID a9813a1b-a59a-bd1d-b82b-ab5646b2d60b
WS_PATH /ffi2tp51
XHTTP_PATH /9vegadnr

WebSocket config.json:
https://mega-1i4.pages.dev/ffi2tp51/?fragment=true&uuid=a9813a1b-a59a-bd1d-b82b-ab5646b2d60b

XHTTP config.json:
https://mega-1i4.pages.dev/9vegadnr/?fragment=true&uuid=a9813a1b-a59a-bd1d-b82b-ab5646b2d60b

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