Error: UUID is empty

Settings example:
UUID ed08bfc9-099e-2f43-9bee-afb2890b93b4
WS_PATH /ltknvnph
XHTTP_PATH /2gwz68t6

WebSocket config.json:
https://mega-1i4.pages.dev/ltknvnph/?fragment=true&uuid=ed08bfc9-099e-2f43-9bee-afb2890b93b4

XHTTP config.json:
https://mega-1i4.pages.dev/2gwz68t6/?fragment=true&uuid=ed08bfc9-099e-2f43-9bee-afb2890b93b4

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