Error: UUID is empty

Settings example:
UUID c434a90f-763f-166b-90cf-0b1e9f97f118
WS_PATH /5jjifvqd
XHTTP_PATH /9cr0b6ey

WebSocket config.json:
https://mega-1i4.pages.dev/5jjifvqd/?fragment=true&uuid=c434a90f-763f-166b-90cf-0b1e9f97f118

XHTTP config.json:
https://mega-1i4.pages.dev/9cr0b6ey/?fragment=true&uuid=c434a90f-763f-166b-90cf-0b1e9f97f118

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