Error: UUID is empty

Settings example:
UUID 4059d368-dce4-3948-2604-a710fc26f6b9
WS_PATH /hmmtdzz3
XHTTP_PATH /638nti58

WebSocket config.json:
https://mega-1i4.pages.dev/hmmtdzz3/?fragment=true&uuid=4059d368-dce4-3948-2604-a710fc26f6b9

XHTTP config.json:
https://mega-1i4.pages.dev/638nti58/?fragment=true&uuid=4059d368-dce4-3948-2604-a710fc26f6b9

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