Error: UUID is empty

Settings example:
UUID ee355240-ed58-b823-0adf-e135f71f65b8
WS_PATH /zfmow1wi
XHTTP_PATH /1we62q7m

WebSocket config.json:
https://mega-1i4.pages.dev/zfmow1wi/?fragment=true&uuid=ee355240-ed58-b823-0adf-e135f71f65b8

XHTTP config.json:
https://mega-1i4.pages.dev/1we62q7m/?fragment=true&uuid=ee355240-ed58-b823-0adf-e135f71f65b8

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