Error: UUID is empty

Settings example:
UUID 4ded5c89-8315-5962-d32a-dc96d731e989
WS_PATH /gf2c55as
XHTTP_PATH /1ucr2rw6

WebSocket config.json:
https://mega-1i4.pages.dev/gf2c55as/?fragment=true&uuid=4ded5c89-8315-5962-d32a-dc96d731e989

XHTTP config.json:
https://mega-1i4.pages.dev/1ucr2rw6/?fragment=true&uuid=4ded5c89-8315-5962-d32a-dc96d731e989

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