Error: UUID is empty

Settings example:
UUID b8f90199-d8a5-d0df-ddae-f8b582de7090
WS_PATH /jwyrkqht
XHTTP_PATH /kwy7gitl

WebSocket config.json:
https://mega-1i4.pages.dev/jwyrkqht/?fragment=true&uuid=b8f90199-d8a5-d0df-ddae-f8b582de7090

XHTTP config.json:
https://mega-1i4.pages.dev/kwy7gitl/?fragment=true&uuid=b8f90199-d8a5-d0df-ddae-f8b582de7090

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