Error: UUID is empty

Settings example:
UUID 3ff066c6-d935-c071-38c6-3d07cce0f4f8
WS_PATH /d565sboj
XHTTP_PATH /r1sbvxps

WebSocket config.json:
https://mega-1i4.pages.dev/d565sboj/?fragment=true&uuid=3ff066c6-d935-c071-38c6-3d07cce0f4f8

XHTTP config.json:
https://mega-1i4.pages.dev/r1sbvxps/?fragment=true&uuid=3ff066c6-d935-c071-38c6-3d07cce0f4f8

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