Error: UUID is empty

Settings example:
UUID afb3aa0a-d995-4b58-21c0-e7a3f034ef05
WS_PATH /vvgkkjt8
XHTTP_PATH /k5y3b3tr

WebSocket config.json:
https://nettya.pages.dev/vvgkkjt8/?fragment=true&uuid=afb3aa0a-d995-4b58-21c0-e7a3f034ef05

XHTTP config.json:
https://nettya.pages.dev/k5y3b3tr/?fragment=true&uuid=afb3aa0a-d995-4b58-21c0-e7a3f034ef05

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