Error: UUID is empty

Settings example:
UUID 53fc97cc-e8e8-727b-dd36-2756790e5df5
WS_PATH /oztf30a2
XHTTP_PATH /9zo0l48t

WebSocket config.json:
https://nettya.pages.dev/oztf30a2/?fragment=true&uuid=53fc97cc-e8e8-727b-dd36-2756790e5df5

XHTTP config.json:
https://nettya.pages.dev/9zo0l48t/?fragment=true&uuid=53fc97cc-e8e8-727b-dd36-2756790e5df5

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