Error: UUID is empty

Settings example:
UUID 0588102c-0a5e-8a61-193a-31a47d642c00
WS_PATH /byg4vd5y
XHTTP_PATH /ey9nkyw1

WebSocket config.json:
https://mega-1i4.pages.dev/byg4vd5y/?fragment=true&uuid=0588102c-0a5e-8a61-193a-31a47d642c00

XHTTP config.json:
https://mega-1i4.pages.dev/ey9nkyw1/?fragment=true&uuid=0588102c-0a5e-8a61-193a-31a47d642c00

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