Error: UUID is empty

Settings example:
UUID a1fb93d5-9f07-fcb9-2894-a8a7745af630
WS_PATH /5v6l0o6s
XHTTP_PATH /pccepy1a

WebSocket config.json:
https://mega-1i4.pages.dev/5v6l0o6s/?fragment=true&uuid=a1fb93d5-9f07-fcb9-2894-a8a7745af630

XHTTP config.json:
https://mega-1i4.pages.dev/pccepy1a/?fragment=true&uuid=a1fb93d5-9f07-fcb9-2894-a8a7745af630

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