Error: UUID is empty

Settings example:
UUID 183d99dd-6927-2ef2-dd9c-aa078fb391d5
WS_PATH /32ddwwz5
XHTTP_PATH /kaywg071

WebSocket config.json:
https://mega-1i4.pages.dev/32ddwwz5/?fragment=true&uuid=183d99dd-6927-2ef2-dd9c-aa078fb391d5

XHTTP config.json:
https://mega-1i4.pages.dev/kaywg071/?fragment=true&uuid=183d99dd-6927-2ef2-dd9c-aa078fb391d5

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