Error: UUID is empty

Settings example:
UUID 20393e72-c710-33bb-378a-27b1ab3b5498
WS_PATH /cozqsz5d
XHTTP_PATH /xr603zhm

WebSocket config.json:
https://mega-1i4.pages.dev/cozqsz5d/?fragment=true&uuid=20393e72-c710-33bb-378a-27b1ab3b5498

XHTTP config.json:
https://mega-1i4.pages.dev/xr603zhm/?fragment=true&uuid=20393e72-c710-33bb-378a-27b1ab3b5498

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