Error: UUID is empty

Settings example:
UUID d8838f93-5081-3029-9fdc-130b1cf77c7b
WS_PATH /l6uwb6fz
XHTTP_PATH /g7vw7umr

WebSocket config.json:
https://mega-1i4.pages.dev/l6uwb6fz/?fragment=true&uuid=d8838f93-5081-3029-9fdc-130b1cf77c7b

XHTTP config.json:
https://mega-1i4.pages.dev/g7vw7umr/?fragment=true&uuid=d8838f93-5081-3029-9fdc-130b1cf77c7b

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