Error: UUID is empty

Settings example:
UUID c7e052c9-c5c8-f836-4873-73e9ad3e9415
WS_PATH /2db0csc7
XHTTP_PATH /4cknycfk

WebSocket config.json:
https://mega-1i4.pages.dev/2db0csc7/?fragment=true&uuid=c7e052c9-c5c8-f836-4873-73e9ad3e9415

XHTTP config.json:
https://mega-1i4.pages.dev/4cknycfk/?fragment=true&uuid=c7e052c9-c5c8-f836-4873-73e9ad3e9415

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