Error: UUID is empty

Settings example:
UUID e0bbe7c9-52c4-d36b-464a-dd8d97fc5a6f
WS_PATH /nnzot78n
XHTTP_PATH /kf0cda2e

WebSocket config.json:
https://mega-1i4.pages.dev/nnzot78n/?fragment=true&uuid=e0bbe7c9-52c4-d36b-464a-dd8d97fc5a6f

XHTTP config.json:
https://mega-1i4.pages.dev/kf0cda2e/?fragment=true&uuid=e0bbe7c9-52c4-d36b-464a-dd8d97fc5a6f

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