Error: UUID is empty

Settings example:
UUID e16d5133-0c44-8889-592e-0ae198de2658
WS_PATH /slprgb7e
XHTTP_PATH /vzatd4cw

WebSocket config.json:
https://mega-1i4.pages.dev/slprgb7e/?fragment=true&uuid=e16d5133-0c44-8889-592e-0ae198de2658

XHTTP config.json:
https://mega-1i4.pages.dev/vzatd4cw/?fragment=true&uuid=e16d5133-0c44-8889-592e-0ae198de2658

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