Error: UUID is empty

Settings example:
UUID b1c3b128-5e52-dfad-9e17-1425bdd70444
WS_PATH /3g6ai8zj
XHTTP_PATH /40vpiszj

WebSocket config.json:
https://mega-1i4.pages.dev/3g6ai8zj/?fragment=true&uuid=b1c3b128-5e52-dfad-9e17-1425bdd70444

XHTTP config.json:
https://mega-1i4.pages.dev/40vpiszj/?fragment=true&uuid=b1c3b128-5e52-dfad-9e17-1425bdd70444

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