Error: UUID is empty

Settings example:
UUID af00c83d-e120-a49c-2e47-8bd3dfc159a2
WS_PATH /12ztpqnd
XHTTP_PATH /nvsyueah

WebSocket config.json:
https://giga-bkx.pages.dev/12ztpqnd/?fragment=true&uuid=af00c83d-e120-a49c-2e47-8bd3dfc159a2

XHTTP config.json:
https://giga-bkx.pages.dev/nvsyueah/?fragment=true&uuid=af00c83d-e120-a49c-2e47-8bd3dfc159a2

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