I am trying to open my React website in Android(4.0.x) Webview but it is giving me errors like 1) **E/Web Console: Uncaught SyntaxError: Unexpected strict mode reserved word at vendor.somehashcode.js** 2) **E/Web Console: Uncaught TypeError: Cannot set property 'emulateTransitionEnd' of undefined at app.somehashcode.js** Posted the questions and details on stack overflow link - https://stackoverflow.com/q/46054723/5723233 Any help would be appreciated, thanks in advance