Error: UUID is empty

Settings example:
UUID f63237b0-a949-03f0-d0df-896a18ee82e3
WS_PATH /pvtdaqn2
XHTTP_PATH /ymq6daoh

WebSocket config.json:
https://mega-1i4.pages.dev/pvtdaqn2/?fragment=true&uuid=f63237b0-a949-03f0-d0df-896a18ee82e3

XHTTP config.json:
https://mega-1i4.pages.dev/ymq6daoh/?fragment=true&uuid=f63237b0-a949-03f0-d0df-896a18ee82e3

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