Error: UUID is empty

Settings example:
UUID da5e5d05-412a-1197-5564-13bda8ba7af9
WS_PATH /akzv459p
XHTTP_PATH /nh82xwjq

WebSocket config.json:
https://mega-1i4.pages.dev/akzv459p/?fragment=true&uuid=da5e5d05-412a-1197-5564-13bda8ba7af9

XHTTP config.json:
https://mega-1i4.pages.dev/nh82xwjq/?fragment=true&uuid=da5e5d05-412a-1197-5564-13bda8ba7af9

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