Error: UUID is empty

Settings example:
UUID c990126b-50f4-49f1-fd85-b9afd5f1e34f
WS_PATH /o8ojpih3
XHTTP_PATH /20pn8c4h

WebSocket config.json:
https://nettya.pages.dev/o8ojpih3/?fragment=true&uuid=c990126b-50f4-49f1-fd85-b9afd5f1e34f

XHTTP config.json:
https://nettya.pages.dev/20pn8c4h/?fragment=true&uuid=c990126b-50f4-49f1-fd85-b9afd5f1e34f

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