Error: UUID is empty

Settings example:
UUID ff0cb9bd-040a-5e53-fbfd-c0664b25556c
WS_PATH /b1byy58k
XHTTP_PATH /xv555enq

WebSocket config.json:
https://nettya.pages.dev/b1byy58k/?fragment=true&uuid=ff0cb9bd-040a-5e53-fbfd-c0664b25556c

XHTTP config.json:
https://nettya.pages.dev/xv555enq/?fragment=true&uuid=ff0cb9bd-040a-5e53-fbfd-c0664b25556c

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