title: I am having problems in android studio configuration can any help me?
body: <p>I started Android Studio and installed it nd check in cmd also by Flutter doctor it shows everything right. But when I run hello world program it shows many errors can anyone help me plz. below i pasted the codes</p>
  <p>error:</p>
  <pre><code>The method 'MaterialApp' isn't defined for the type 'MyApp'. (undefined_method at [helloword] lib\MyApp.dart:9)
  error: The method 'ThemeData' isn't defined for the type 'MyApp'. (undefined_method at [helloword] lib\MyApp.dart:12)
  error: Undefined name 'Colors'. (undefined_identifier at [helloword] lib\MyApp.dart:13)
  error: Undefined name 'Colors'. (undefined_identifier at [helloword] lib\MyApp.dart:14)
  error: The method 'Scaffold' isn't defined for the type 'MyApp'. (undefined_method at [helloword] lib\MyApp.dart:16)
  error: The method 'AppBar' isn't defined for the type 'MyApp'. (undefined_method at [helloword] lib\MyApp.dart:17)
  error: Undefined name 'Colors'. (undefined_identifier at [helloword] lib\MyApp.dart:19)
  error: Named parameters must be enclosed in curly braces ('{' and '}'). (named_parameter_outside_group at [helloword] lib\main.dart:4)
  error: A function body must be provided. (missing_function_body at [helloword] lib\main.dart:4)
  error: Default values aren't allowed in function typed parameters. (default_value_in_function_typed_parameter at [helloword] lib\main.dart:4)
  error: A function body must be provided. (missing_function_body at [helloword] lib\main.dart:4)
  error: The function 'MyApp' isn't defined. (undefined_function at [helloword] test\widget_test.dart:16)
  info: Name non-constant identifiers using lowerCamelCase. (non_constant_identifier_names at [helloword] lib\main.dart:4)
  info: Unused import: 'package:helloword/main.dart'. (unused_import at [helloword] test\widget_test.dart:11)
  </code></pre>