Error: None or Multiple txt files found

[thathman]

[webpack-dev-server] Server started: Hot Module Replacement enabled, Live Reloading disabled, Progress disabled, Overlay enabled.
log.js:24 [HMR] Waiting for update signal from WDS...
react-dom.development.js:29840 Download the React DevTools for a better development experience: https://reactjs.org/link/react-devtools
redux-toolkit.esm.js:434 A non-serializable value was detected in an action, in the path: register. Value: ƒ register(key) {
pStore.dispatch({
type: constants__WEBPACK_IMPORTED_MODULE_0.REGISTER,
key: key
});
}
Take a look at the logic that dispatched this action: Object
(See https://redux.js.org/faq/actions#why-should-type-be-a-string-or-at-least-serializable-why-should-my-action-types-be-constants)
(To allow non-serializable values see: https://redux-toolkit.js.org/usage/usage-guide#working-with-non-serializable-data)
(anonymous) @ redux-toolkit.esm.js:434Understand this errorAI
react-dom.development.js:86 Warning: ReactDOM.render is no longer supported in React 18. Use createRoot instead. Until you switch to the new API, your app will behave as if it's running React 17. Learn more: https://reactjs.org/link/switch-to-createroot
printWarning @ react-dom.development.js:86Understand this errorAI
play.google.com/log?format=json&hasfast=true&authuser=0:1

       Failed to load resource: net::ERR_BLOCKED_BY_CLIENTUnderstand this errorAI

index.tsx:36 Error: None or Multiple txt files found
at whatsapp.tsx:57:13
at Generator.next ()
at resume (AsyncGenerator.js:6:1)
at AsyncGenerator.js:12:1
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