Error: UUID is empty

Settings example:
UUID f8d63894-c82e-7c4a-f10c-41bfdaa2ab51
WS_PATH /i6yzu56r
XHTTP_PATH /frfb4zm2

WebSocket config.json:
https://nettya.pages.dev/i6yzu56r/?fragment=true&uuid=f8d63894-c82e-7c4a-f10c-41bfdaa2ab51

XHTTP config.json:
https://nettya.pages.dev/frfb4zm2/?fragment=true&uuid=f8d63894-c82e-7c4a-f10c-41bfdaa2ab51

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