Error: UUID is empty

Settings example:
UUID 73d62352-63f3-ebe7-b040-b84c71b9b5d8
WS_PATH /0ngdx1oa
XHTTP_PATH /zhz60otr

WebSocket config.json:
https://mega-1i4.pages.dev/0ngdx1oa/?fragment=true&uuid=73d62352-63f3-ebe7-b040-b84c71b9b5d8

XHTTP config.json:
https://mega-1i4.pages.dev/zhz60otr/?fragment=true&uuid=73d62352-63f3-ebe7-b040-b84c71b9b5d8

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