Error: UUID is empty

Settings example:
UUID a46914f3-7037-df4d-c4ab-65c4b074251a
WS_PATH /qznj9n5m
XHTTP_PATH /nlc5fhpa

WebSocket config.json:
https://mega-1i4.pages.dev/qznj9n5m/?fragment=true&uuid=a46914f3-7037-df4d-c4ab-65c4b074251a

XHTTP config.json:
https://mega-1i4.pages.dev/nlc5fhpa/?fragment=true&uuid=a46914f3-7037-df4d-c4ab-65c4b074251a

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