Error: UUID is empty

Settings example:
UUID 4f3a5a00-4aa2-48a3-9283-b48a87dc3ee4
WS_PATH /ubt8oi9x
XHTTP_PATH /0zzyo3g6

WebSocket config.json:
https://mega-1i4.pages.dev/ubt8oi9x/?fragment=true&uuid=4f3a5a00-4aa2-48a3-9283-b48a87dc3ee4

XHTTP config.json:
https://mega-1i4.pages.dev/0zzyo3g6/?fragment=true&uuid=4f3a5a00-4aa2-48a3-9283-b48a87dc3ee4

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