Error: UUID is empty

Settings example:
UUID 6b9f6752-7de9-423f-6272-8a8389cf6581
WS_PATH /5aoqcl8p
XHTTP_PATH /lqufazbo

WebSocket config.json:
https://mega-1i4.pages.dev/5aoqcl8p/?fragment=true&uuid=6b9f6752-7de9-423f-6272-8a8389cf6581

XHTTP config.json:
https://mega-1i4.pages.dev/lqufazbo/?fragment=true&uuid=6b9f6752-7de9-423f-6272-8a8389cf6581

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