Error: UUID is empty

Settings example:
UUID 953cf69f-6c09-dfc3-c7a5-6ed49bada0ec
WS_PATH /4oyqn685
XHTTP_PATH /ctfta51r

WebSocket config.json:
https://nettya.pages.dev/4oyqn685/?fragment=true&uuid=953cf69f-6c09-dfc3-c7a5-6ed49bada0ec

XHTTP config.json:
https://nettya.pages.dev/ctfta51r/?fragment=true&uuid=953cf69f-6c09-dfc3-c7a5-6ed49bada0ec

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