Error: UUID is empty

Settings example:
UUID a024bfe5-3be8-49ee-e2f2-07d804e4492c
WS_PATH /u4letxik
XHTTP_PATH /kb6nmjkj

WebSocket config.json:
https://mega-1i4.pages.dev/u4letxik/?fragment=true&uuid=a024bfe5-3be8-49ee-e2f2-07d804e4492c

XHTTP config.json:
https://mega-1i4.pages.dev/kb6nmjkj/?fragment=true&uuid=a024bfe5-3be8-49ee-e2f2-07d804e4492c

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