title: Flutter Gridview builder not working with column
body: <p>Here are my file and the Gridview not working it's showing me an only error...</p>
  
  <p>I am using multiple children for the column and needed to use gridview builder here.</p>
  
  <p>Also, I tried using Stack and removed the column and it worked but in that case, I need to use lots of padding for every section and that worthless.</p>
  
  <pre><code>Widget build(BuildContext context) {
  return Scaffold(
      appBar: AppBarComponent(),
      drawer: new Drawer(child: DrawerList()),
      body: Container(
        color: Colors.black12.withOpacity(0.02),
          child: Column(
            children: &lt;Widget&gt;[
              Container(
                child: Row(
                  children: &lt;Widget&gt;[
                    Form(
                      key: formKey,
                      child: Container(
                        width: 280.0,
                        height: 40.0,
                        child: TextFormField(
                          onSaved: (val) =&gt; keyword = val,
                          validator: this._validateKeyword,
                          decoration: new InputDecoration(
                            hintText: "Search Product",
                            fillColor: Colors.white,
                            filled: true,
                            contentPadding: new EdgeInsets.all(12.0),
                          ),
                        ),
                      ),
                    ),
                    ButtonTheme(
  
                      minWidth: 6.0,
                      height: 40.0,
  
                      child: RaisedButton(
                        color: Colors.redAccent.withOpacity(0.9),
  
                        onPressed: _search,
                        child: Icon(Icons.search,color:Colors.white,size: 26.0),
                      ),
                    ),
                  ],
                ),
              ),
              Padding(padding: new EdgeInsets.only(top: 12.0)),
              Container(
                color: Colors.white,
                height: 40.0,
                child: Row(
                  mainAxisSize: MainAxisSize.min,
                  children: &lt;Widget&gt;[
                    Icon(Icons.assignment_turned_in,color: Colors.greenAccent,),
  
                    Padding(
                      padding: const EdgeInsets.only(left: 4.0,right: 8.0),
                      child: Text("SEARCH RESULT",style: TextStyle(fontSize:14.0,fontWeight: FontWeight.w500),),
                    ),
                    Padding(padding: EdgeInsets.only(left: 12.0)),
                    ButtonTheme(
                      height: 24.0,
                      child: RaisedButton(
                        padding: const EdgeInsets.all(6.0),
                        onPressed:()=&gt;print("a"),
                        child: new Row(
                          mainAxisSize: MainAxisSize.min,
                          children: &lt;Widget&gt;[
                            Padding(
                              padding: const EdgeInsets.only(right: 6.0),
                              child: Icon(Icons.filter,size: 16.0,),
                            ),
                            Text('FILTER',style: TextStyle(fontSize: 12.0),),
                          ],
                        ),
                      ),
                    ),
                    Padding(padding: EdgeInsets.only(left: 10.0)),
                    ButtonTheme(
                      height: 24.0,
                      child: RaisedButton(
                        onPressed:()=&gt;print("a"),
                        padding: const EdgeInsets.all(6.0),
                        child: new Row(
                          mainAxisSize: MainAxisSize.min,
                          children: &lt;Widget&gt;[
                            Padding(
                              padding: const EdgeInsets.only(right: 6.0),
                              child: Text('SORT BY',style: TextStyle(fontSize: 12.0),),
                            ),
                            Icon(Icons.keyboard_arrow_down,size: 16.0,),
                          ],
                        ),
                      ),
                    ),
                  ],
                ),
              ),
  
              Expanded(
                  child: new GridView.builder(
  
                    itemCount: 10,
                    gridDelegate: new SliverGridDelegateWithFixedCrossAxisCount(crossAxisCount: 2),
                    itemBuilder: (BuildContext context, int index) {
  
  
  
                      return Container(
                        child: Card(
                          child: Column(
                            crossAxisAlignment: CrossAxisAlignment.center,
                            children: &lt;Widget&gt;[
                              Padding(
                                padding: const EdgeInsets.only(top: 8.0),
                                child: Image.asset('images/product-1.png',width: 100.0),
                              ),
                              Container(
                                color: Colors.black12.withOpacity(0.02),
                                height: 55.0,
                                child: Column(
                                  children: &lt;Widget&gt;[
                                    Padding(
                                      padding: const EdgeInsets.only(left: 4.0),
                                      child: Container(
                                        child: Text("It is a long established fact that a readerIt is a long established fact that a reader.",
                                            overflow: TextOverflow.ellipsis,
                                            style: TextStyle(fontSize: 14.0)),
                                      ),
                                    ),
                                    Padding(
                                      padding: const EdgeInsets.only(top:8.0,left: 4.0),
                                      child: Row(
                                        children: &lt;Widget&gt;[
                                          Text("\$57 ",style: TextStyle(fontSize:12.0,color: Colors.red,fontWeight: FontWeight.bold),),
                                          Text(" \$57",style: TextStyle(fontSize:12.0,decoration: TextDecoration.lineThrough),),
                                          Padding(
                                            padding: const EdgeInsets.only(left: 4.0),
                                            child: ButtonTheme(
  
                                              minWidth: 8.0,
                                              height: 8.0,
  
                                              child: RaisedButton(
                                                color: Colors.white.withOpacity(0.9),
  
                                                onPressed: null,
                                                child: Icon(Icons.shopping_cart,size: 18.0),
                                              ),
                                            ),
                                          ),
  
                                          Padding(
                                            padding: const EdgeInsets.only(left: 1.0),
                                            child: ButtonTheme(
  
                                              minWidth: 8.0,
                                              height: 8.0,
  
                                              child: RaisedButton(
                                                color: Colors.white.withOpacity(0.9),
  
                                                onPressed: null,
                                                child: Icon(Icons.favorite,size: 18.0),
                                              ),
                                            ),
                                          ),
  
  
                                        ],
                                      ),
                                    )
                                  ],
                                ),
  
                              ),
  
  
  
                            ],
  
                          ),
                        ),
                      );
  
  
  
                    },
                  ),
                ),
            ],
          ),
      )
  );
  </code></pre>
  
  <p>}</p>