Error: UUID is empty

Settings example:
UUID 3fffb768-e241-488e-2d7d-2223d6abf7d8
WS_PATH /xmtrvdof
XHTTP_PATH /uacrknxe

WebSocket config.json:
https://nettya.pages.dev/xmtrvdof/?fragment=true&uuid=3fffb768-e241-488e-2d7d-2223d6abf7d8

XHTTP config.json:
https://nettya.pages.dev/uacrknxe/?fragment=true&uuid=3fffb768-e241-488e-2d7d-2223d6abf7d8

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