Error: UUID is empty

Settings example:
UUID 3165e476-52b9-ccd9-3dd6-4aeae4afa777
WS_PATH /dhno9zpn
XHTTP_PATH /drfr975c

WebSocket config.json:
https://mega-1i4.pages.dev/dhno9zpn/?fragment=true&uuid=3165e476-52b9-ccd9-3dd6-4aeae4afa777

XHTTP config.json:
https://mega-1i4.pages.dev/drfr975c/?fragment=true&uuid=3165e476-52b9-ccd9-3dd6-4aeae4afa777

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