Error: UUID is empty

Settings example:
UUID cadeb95d-462e-772b-9a48-d1f496a027de
WS_PATH /b2ib21an
XHTTP_PATH /bhn4w7qd

WebSocket config.json:
https://giga-bkx.pages.dev/b2ib21an/?fragment=true&uuid=cadeb95d-462e-772b-9a48-d1f496a027de

XHTTP config.json:
https://giga-bkx.pages.dev/bhn4w7qd/?fragment=true&uuid=cadeb95d-462e-772b-9a48-d1f496a027de

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