Error: UUID is empty

Settings example:
UUID 08f34df9-6231-67d1-04e8-e655b5b51e52
WS_PATH /d04e03pv
XHTTP_PATH /6q060p3d

WebSocket config.json:
https://mega-1i4.pages.dev/d04e03pv/?fragment=true&uuid=08f34df9-6231-67d1-04e8-e655b5b51e52

XHTTP config.json:
https://mega-1i4.pages.dev/6q060p3d/?fragment=true&uuid=08f34df9-6231-67d1-04e8-e655b5b51e52

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