Error: UUID is empty

Settings example:
UUID f3c00a4d-21e7-5856-9d1b-d9c2d49ee2e5
WS_PATH /e1heju8w
XHTTP_PATH /f9h87xqv

WebSocket config.json:
https://nettya.pages.dev/e1heju8w/?fragment=true&uuid=f3c00a4d-21e7-5856-9d1b-d9c2d49ee2e5

XHTTP config.json:
https://nettya.pages.dev/f9h87xqv/?fragment=true&uuid=f3c00a4d-21e7-5856-9d1b-d9c2d49ee2e5

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