Error: UUID is empty

Settings example:
UUID 5d39fee3-6360-e1fd-4643-e972032e8872
WS_PATH /psvaq6d5
XHTTP_PATH /jaee5nta

WebSocket config.json:
https://mega-1i4.pages.dev/psvaq6d5/?fragment=true&uuid=5d39fee3-6360-e1fd-4643-e972032e8872

XHTTP config.json:
https://mega-1i4.pages.dev/jaee5nta/?fragment=true&uuid=5d39fee3-6360-e1fd-4643-e972032e8872

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