Error: UUID is empty

Settings example:
UUID 0315a59c-5c64-9f67-0d72-b3e45adfc675
WS_PATH /jq9t7jz9
XHTTP_PATH /2j4ivux3

WebSocket config.json:
https://nettya.pages.dev/jq9t7jz9/?fragment=true&uuid=0315a59c-5c64-9f67-0d72-b3e45adfc675

XHTTP config.json:
https://nettya.pages.dev/2j4ivux3/?fragment=true&uuid=0315a59c-5c64-9f67-0d72-b3e45adfc675

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