Error: UUID is empty

Settings example:
UUID 18c7fa54-fce0-bb38-ef39-f0065c53de80
WS_PATH /xupgcctt
XHTTP_PATH /x4pa328n

WebSocket config.json:
https://mega-1i4.pages.dev/xupgcctt/?fragment=true&uuid=18c7fa54-fce0-bb38-ef39-f0065c53de80

XHTTP config.json:
https://mega-1i4.pages.dev/x4pa328n/?fragment=true&uuid=18c7fa54-fce0-bb38-ef39-f0065c53de80

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