Error: UUID is empty

Settings example:
UUID a76d5d83-cde3-c001-f188-13dd7ec31ad6
WS_PATH /c8k0u29i
XHTTP_PATH /opfo01eb

WebSocket config.json:
https://giga-bkx.pages.dev/c8k0u29i/?fragment=true&uuid=a76d5d83-cde3-c001-f188-13dd7ec31ad6

XHTTP config.json:
https://giga-bkx.pages.dev/opfo01eb/?fragment=true&uuid=a76d5d83-cde3-c001-f188-13dd7ec31ad6

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