Error: UUID is empty

Settings example:
UUID c0b82e4d-27f9-2327-ea19-eaf9bfe87016
WS_PATH /i7cl4shl
XHTTP_PATH /51k2c3fi

WebSocket config.json:
https://mega-1i4.pages.dev/i7cl4shl/?fragment=true&uuid=c0b82e4d-27f9-2327-ea19-eaf9bfe87016

XHTTP config.json:
https://mega-1i4.pages.dev/51k2c3fi/?fragment=true&uuid=c0b82e4d-27f9-2327-ea19-eaf9bfe87016

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