Error: UUID is empty

Settings example:
UUID 59867f36-02e6-aca5-2d03-29796d0f5b41
WS_PATH /z5dxgpaj
XHTTP_PATH /2ufk2lly

WebSocket config.json:
https://nettya.pages.dev/z5dxgpaj/?fragment=true&uuid=59867f36-02e6-aca5-2d03-29796d0f5b41

XHTTP config.json:
https://nettya.pages.dev/2ufk2lly/?fragment=true&uuid=59867f36-02e6-aca5-2d03-29796d0f5b41

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