Error: UUID is empty

Settings example:
UUID 854d6333-df65-cc7f-eb51-a4e9cc3017b9
WS_PATH /w1ctq353
XHTTP_PATH /gjmx91f7

WebSocket config.json:
https://mega-1i4.pages.dev/w1ctq353/?fragment=true&uuid=854d6333-df65-cc7f-eb51-a4e9cc3017b9

XHTTP config.json:
https://mega-1i4.pages.dev/gjmx91f7/?fragment=true&uuid=854d6333-df65-cc7f-eb51-a4e9cc3017b9

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