Error: UUID is empty

Settings example:
UUID 17607770-0771-f8fd-85d8-55568012dc9b
WS_PATH /r7amicqh
XHTTP_PATH /nk5z6ztq

WebSocket config.json:
https://mega-1i4.pages.dev/r7amicqh/?fragment=true&uuid=17607770-0771-f8fd-85d8-55568012dc9b

XHTTP config.json:
https://mega-1i4.pages.dev/nk5z6ztq/?fragment=true&uuid=17607770-0771-f8fd-85d8-55568012dc9b

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