Error: UUID is empty

Settings example:
UUID 5161fe05-6f86-183d-5b16-5ffe423403c7
WS_PATH /uoknwtbe
XHTTP_PATH /r9cquaqu

WebSocket config.json:
https://mega-1i4.pages.dev/uoknwtbe/?fragment=true&uuid=5161fe05-6f86-183d-5b16-5ffe423403c7

XHTTP config.json:
https://mega-1i4.pages.dev/r9cquaqu/?fragment=true&uuid=5161fe05-6f86-183d-5b16-5ffe423403c7

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