title: Found non-callable @@iterator in reactjs store
body: <blockquote>
    <p>TypeError: Found non-callable @@iterator</p>
  </blockquote>
  
  <pre><code>const  middelware ={thunk};
   const Store = createStore(
        rootReducer,initialState, compose(
            applyMiddleware(...middelware),
             window.devToolsExtension ? window.devToolsExtension() : f=&gt; f
  
  const  middelware ={thunk};
   const Store = createStore(
        rootReducer,initialState, compose(
            applyMiddleware(...middelware),
             window.devToolsExtension ? window.devToolsExtension() : f=&gt; f
  </code></pre>