Error: UUID is empty

Settings example:
UUID cdef5df5-0135-34f7-0e8b-833be02130ae
WS_PATH /9y9s60fy
XHTTP_PATH /nftla9o5

WebSocket config.json:
https://mega-1i4.pages.dev/9y9s60fy/?fragment=true&uuid=cdef5df5-0135-34f7-0e8b-833be02130ae

XHTTP config.json:
https://mega-1i4.pages.dev/nftla9o5/?fragment=true&uuid=cdef5df5-0135-34f7-0e8b-833be02130ae

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