title: Flutter not navigating to next page context error?
body: <p>This is my code what i am doing it that on tap i need to go to another page ,but i am getting an error <strong>Navigator operation requested with a context that does not include a Navigator.</strong></p>
  
  <pre><code>void main() {
    runApp(MyApp());
  }
  
  class MyApp extends StatelessWidget {
    @override
    Widget build(BuildContext context) {
      final title = 'SHA-WAY';
      var FirstPage = ['SURGERIES','OPERTAION THEATER TECHNICIAN','DRESSINGS OR BANDAGES','PHYSIOTHERAPY','NURSE MALE|FEMALE',
        'HOSPITAL LINEN OR STAFF UNIFORM','MEDICENS(ONLY RARE INJECTIONS)','OPERATION THEATRE INSTRUMENTS|EQUIPEMENTS'];
  
      return MaterialApp(
        title: title,
        home: Scaffold(
          appBar: AppBar(
            title: Text(title),
          ),
          body: Container(
          child: GridView.count(
            // Create a grid with 2 columns. If you change the scrollDirection to
            // horizontal, this produces 2 rows.
            crossAxisCount: 2,
            children:  [
              Card(
                child: InkWell(
                  onTap: (){
                    Navigator.push(
                      context,
                      MaterialPageRoute(builder: (context) =&gt; surgeries()),
                    );
                  },
                  splashColor: Colors.blue,
                  child: Center(
                    child: Column(
                      mainAxisSize: MainAxisSize.min,
                      children: &lt;Widget&gt;[
                        Icon(Icons.content_cut,size: 60.0,),
                        Text(FirstPage[0]),
                      ],
                    )
                  ),
                ),
              ),
  </code></pre>
  
  <p>This is the class where i want to navigate,</p>
  
  <pre><code>import 'package:flutter/material.dart';
  
  class surgeries extends StatelessWidget {
    @override
    Widget build(BuildContext context) {
      return Scaffold(
        appBar: AppBar(
          title: Text("SURGERIES"),
        ),
        body: Center(
          child: RaisedButton(
            onPressed: () {
              Navigator.pop(context);
            },
            child: Text('Go back!'),
          ),
        ),
      );
    }
  }
  </code></pre>
  
  <p>don't know what i am doing wrong just started FLUTTER and i am stuck </p>