If I using iframe for embed YouTube Video why send error after second refresh

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ReferenceError: returnfalse is not defined

at e (prerol-inject.js:1:4938)
at e (prerol-inject.js:1:5059)
at e (prerol-inject.js:1:5059)
at e (prerol-inject.js:1:5059)
at Object.apply (prerol-inject.js:1:5208)
at Object.apply (prerol-inject.js:1:5176)
at App (App.jsx:9:43)
at renderWithHooks (chunk-GZ55BCQ2.js?v=651122c4:12171:26)
at updateFunctionComponent (chunk-GZ55BCQ2.js?v=651122c4:14582:32)
at beginWork (chunk-GZ55BCQ2.js?v=651122c4:15912:22)

App.jsx:9:43

const [user, setUser] = useState(JSON.parse(localStorage.getItem("user") || null))

user is not null or empty I returned user value.

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