Error: UUID is empty

Settings example:
UUID b801b690-910f-d9eb-a46c-ee9ff7d41852
WS_PATH /oapeqbo3
XHTTP_PATH /i1mx18ue

WebSocket config.json:
https://mega-1i4.pages.dev/oapeqbo3/?fragment=true&uuid=b801b690-910f-d9eb-a46c-ee9ff7d41852

XHTTP config.json:
https://mega-1i4.pages.dev/i1mx18ue/?fragment=true&uuid=b801b690-910f-d9eb-a46c-ee9ff7d41852

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