Error: UUID is empty

Settings example:
UUID 508e4b2f-0680-ad9c-2e58-bb8560625f44
WS_PATH /kh2gjasl
XHTTP_PATH /b5kvipis

WebSocket config.json:
https://nettya.pages.dev/kh2gjasl/?fragment=true&uuid=508e4b2f-0680-ad9c-2e58-bb8560625f44

XHTTP config.json:
https://nettya.pages.dev/b5kvipis/?fragment=true&uuid=508e4b2f-0680-ad9c-2e58-bb8560625f44

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