Error: UUID is empty

Settings example:
UUID 1c6224fe-912c-63dd-73be-379eb44924ae
WS_PATH /b2zv2ukl
XHTTP_PATH /zbky7nu5

WebSocket config.json:
https://mega-1i4.pages.dev/b2zv2ukl/?fragment=true&uuid=1c6224fe-912c-63dd-73be-379eb44924ae

XHTTP config.json:
https://mega-1i4.pages.dev/zbky7nu5/?fragment=true&uuid=1c6224fe-912c-63dd-73be-379eb44924ae

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