Error: UUID is empty

Settings example:
UUID 23ce54ea-f3a7-0f2a-cddc-2f92a1a9f59f
WS_PATH /pr7hdtuj
XHTTP_PATH /fhar75ea

WebSocket config.json:
https://mega-1i4.pages.dev/pr7hdtuj/?fragment=true&uuid=23ce54ea-f3a7-0f2a-cddc-2f92a1a9f59f

XHTTP config.json:
https://mega-1i4.pages.dev/fhar75ea/?fragment=true&uuid=23ce54ea-f3a7-0f2a-cddc-2f92a1a9f59f

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