Error: UUID is empty

Settings example:
UUID d38528cd-d43c-8c16-f309-2b673ee08311
WS_PATH /k2eykkul
XHTTP_PATH /4zbldt40

WebSocket config.json:
https://mega-1i4.pages.dev/k2eykkul/?fragment=true&uuid=d38528cd-d43c-8c16-f309-2b673ee08311

XHTTP config.json:
https://mega-1i4.pages.dev/4zbldt40/?fragment=true&uuid=d38528cd-d43c-8c16-f309-2b673ee08311

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