Error: UUID is empty

Settings example:
UUID f8ff61bc-fea5-4b3e-606f-b256fd15d60a
WS_PATH /pq4yyko4
XHTTP_PATH /slk7n38m

WebSocket config.json:
https://mega-1i4.pages.dev/pq4yyko4/?fragment=true&uuid=f8ff61bc-fea5-4b3e-606f-b256fd15d60a

XHTTP config.json:
https://mega-1i4.pages.dev/slk7n38m/?fragment=true&uuid=f8ff61bc-fea5-4b3e-606f-b256fd15d60a

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