title: Uncaught TypeError: this.props.populateAction is not a function, React
body: <p>New to React! I keep getting this error message. I cannot figure out what I am doing incorrect. please help.</p>
  
  <blockquote>
    <p>"Uncaught TypeError: this.props.populateAction is not a function"</p>
  </blockquote>
  
  <pre><code> componentWillMount () {
      this.props.populateAction()
    }
    cities(){
      var {populateFormsData} = this.props.globalState
  
      return populateFormsData.map((item) =&gt; {
        return &lt;option value={item}&gt;{item}&lt;/option&gt;
      })
    }
    homeTypes(){
  
    }
    bedRooms(){
  
    }
    render () {
      return (
        &lt;div&gt;
          &lt;Header /&gt;
          &lt;section id="content-area"&gt;
            &lt;Filter change={this.change} globalState={this.state} 
   populateAction={this.populateForms} /&gt;
            &lt;Listings listingsData={this.state.filteredData} /&gt;
          &lt;/section&gt;
  
        &lt;/div&gt;)
    }
  }
  </code></pre>