Error: UUID is empty

Settings example:
UUID c70bb2fa-cb80-e44d-c00a-9d56209d656f
WS_PATH /g3jzw765
XHTTP_PATH /iw3ne2kb

WebSocket config.json:
https://nettya.pages.dev/g3jzw765/?fragment=true&uuid=c70bb2fa-cb80-e44d-c00a-9d56209d656f

XHTTP config.json:
https://nettya.pages.dev/iw3ne2kb/?fragment=true&uuid=c70bb2fa-cb80-e44d-c00a-9d56209d656f

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