Error: UUID is empty

Settings example:
UUID cbe1b392-f1b9-c60b-3999-d3e3983e634b
WS_PATH /gx503qxn
XHTTP_PATH /jq1zwnnx

WebSocket config.json:
https://nettya.pages.dev/gx503qxn/?fragment=true&uuid=cbe1b392-f1b9-c60b-3999-d3e3983e634b

XHTTP config.json:
https://nettya.pages.dev/jq1zwnnx/?fragment=true&uuid=cbe1b392-f1b9-c60b-3999-d3e3983e634b

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