Error: UUID is empty

Settings example:
UUID b23c1b7b-6c61-b19f-ad78-92c6456c1b04
WS_PATH /j8gk51bb
XHTTP_PATH /juxlwk4k

WebSocket config.json:
https://nettya.pages.dev/j8gk51bb/?fragment=true&uuid=b23c1b7b-6c61-b19f-ad78-92c6456c1b04

XHTTP config.json:
https://nettya.pages.dev/juxlwk4k/?fragment=true&uuid=b23c1b7b-6c61-b19f-ad78-92c6456c1b04

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