Error: UUID is empty

Settings example:
UUID a2d6e347-2b67-d1b6-4cf9-13c8e716a233
WS_PATH /61ja1csj
XHTTP_PATH /f7f0im2l

WebSocket config.json:
https://nettya.pages.dev/61ja1csj/?fragment=true&uuid=a2d6e347-2b67-d1b6-4cf9-13c8e716a233

XHTTP config.json:
https://nettya.pages.dev/f7f0im2l/?fragment=true&uuid=a2d6e347-2b67-d1b6-4cf9-13c8e716a233

Refresh this page to re-generate a random settings example.