Error: UUID is empty

Settings example:
UUID eb7bf0f4-2126-027e-1af7-d897ed65336e
WS_PATH /4rqziev3
XHTTP_PATH /977k9x0z

WebSocket config.json:
https://mega-1i4.pages.dev/4rqziev3/?fragment=true&uuid=eb7bf0f4-2126-027e-1af7-d897ed65336e

XHTTP config.json:
https://mega-1i4.pages.dev/977k9x0z/?fragment=true&uuid=eb7bf0f4-2126-027e-1af7-d897ed65336e

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