Error: UUID is empty

Settings example:
UUID aa397cfd-608f-475d-1c3d-bf27e4d20831
WS_PATH /2q9of3gf
XHTTP_PATH /pthpghw4

WebSocket config.json:
https://nettya.pages.dev/2q9of3gf/?fragment=true&uuid=aa397cfd-608f-475d-1c3d-bf27e4d20831

XHTTP config.json:
https://nettya.pages.dev/pthpghw4/?fragment=true&uuid=aa397cfd-608f-475d-1c3d-bf27e4d20831

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