Error: UUID is empty

Settings example:
UUID 6668ba9e-088a-9901-b70a-3d8caad1e2a5
WS_PATH /2u2cppmw
XHTTP_PATH /4hme2fwi

WebSocket config.json:
https://mega-1i4.pages.dev/2u2cppmw/?fragment=true&uuid=6668ba9e-088a-9901-b70a-3d8caad1e2a5

XHTTP config.json:
https://mega-1i4.pages.dev/4hme2fwi/?fragment=true&uuid=6668ba9e-088a-9901-b70a-3d8caad1e2a5

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