Error: UUID is empty

Settings example:
UUID 68ade72f-db06-d654-4cde-6b7ead35ee68
WS_PATH /b59i32dn
XHTTP_PATH /wx73j8ku

WebSocket config.json:
https://mega-1i4.pages.dev/b59i32dn/?fragment=true&uuid=68ade72f-db06-d654-4cde-6b7ead35ee68

XHTTP config.json:
https://mega-1i4.pages.dev/wx73j8ku/?fragment=true&uuid=68ade72f-db06-d654-4cde-6b7ead35ee68

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