Error: UUID is empty

Settings example:
UUID d893d16f-eb81-d616-3ad5-15853da5e14e
WS_PATH /0k1gckhj
XHTTP_PATH /a12hid3g

WebSocket config.json:
https://mega-1i4.pages.dev/0k1gckhj/?fragment=true&uuid=d893d16f-eb81-d616-3ad5-15853da5e14e

XHTTP config.json:
https://mega-1i4.pages.dev/a12hid3g/?fragment=true&uuid=d893d16f-eb81-d616-3ad5-15853da5e14e

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