Error: UUID is empty

Settings example:
UUID af54fae7-44fc-2138-a7d2-a92ea53ae45e
WS_PATH /czycsip5
XHTTP_PATH /tpz9qezw

WebSocket config.json:
https://mega-1i4.pages.dev/czycsip5/?fragment=true&uuid=af54fae7-44fc-2138-a7d2-a92ea53ae45e

XHTTP config.json:
https://mega-1i4.pages.dev/tpz9qezw/?fragment=true&uuid=af54fae7-44fc-2138-a7d2-a92ea53ae45e

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