title: Android programming eclipse getSupportFragmentManager() is undefined
body: <p>I know there are other posts on this question but I really dont know how to apply it to my situation. Im a new programmer and Im trying to work with some templates I found online. Im trying to make the forgot password button to work. The error im getting is 
  The method getSupportFragmentManager() is undefined for the type LoginFragment</p>
  
  <pre><code>    /**
       * Fragment for logging in. Includes button for loading the Create account view.
       * 
       * @author Trey Robinson
       * 
       */
      public class LoginFragment extends BaseFragment {
  
          public static final String EXTRA_USERNAME = "com.keyconsultant.parse.logintutorial.activity.extra.USERNAME";
          public static final String EXTRA_PASSWORD = "com.keyconsultant.parse.logintutorial.activity.extra.PASSWORD";
  
          // UI references.
          private EditText mUserNameEditText;
          private EditText mPasswordEditText;
  
      /**
       * Factory method for creating new fragments
       * 
       * @return
       */
      public static LoginFragment newInstance() {
          return new LoginFragment();
      }
  
      @Override
      public View onCreateView(LayoutInflater inflater, ViewGroup container,
              Bundle savedInstanceState) {
  
          View view = inflater.inflate(R.layout.fragment_login, container, false);
          mUserNameEditText = (EditText) view.findViewById(R.id.username);
  
          mPasswordEditText = (EditText) view.findViewById(R.id.password);
          mPasswordEditText
                  .setOnEditorActionListener(new TextView.OnEditorActionListener() {
                      @Override
                      public boolean onEditorAction(TextView textView, int id,
                              KeyEvent keyEvent) {
                          if (id == EditorInfo.IME_NULL) {
                              attemptLogin();
                              return true;
                          }
                          return false;
                      }
                  });
  
          view.findViewById(R.id.sign_in_button).setOnClickListener(
                  new View.OnClickListener() {
                      @Override
                      public void onClick(View view) {
                          attemptLogin();
                      }
                  });
  
          view.findViewById(R.id.register_button).setOnClickListener(
                  new View.OnClickListener() {
                      @Override
                      public void onClick(View view) {
                          createAccount();
                      }
                  });
          view.findViewById(R.id.forgot_button).setOnClickListener(
                  new View.OnClickListener() {
                      @Override
                      public void onClick(View view) {
                          forgotPassword();
                      }
                  });
          return view;
      }
  
      /**
       * Open the forgotPassword dialog
       */
      private void forgotPassword() {
          FragmentManager fm = getSupportFragmentManager();
          ForgotPasswordDialogFragment forgotPasswordDialog = new ForgotPasswordDialogFragment();
          forgotPasswordDialog.show(fm, null);
      }
  
      @Override
      public void onActivityCreated(Bundle savedInstanceState) {
          super.onActivityCreated(savedInstanceState);
          if (savedInstanceState != null) {
              mUserNameEditText.setText(savedInstanceState
                      .getString(EXTRA_USERNAME));
              mPasswordEditText.setText(savedInstanceState
                      .getString(EXTRA_PASSWORD));
          }
      }
  
      @Override
      public void onSaveInstanceState(Bundle outState) {
          super.onSaveInstanceState(outState);
          outState.putString(EXTRA_USERNAME, mUserNameEditText.getText()
                  .toString());
          outState.putString(EXTRA_PASSWORD, mPasswordEditText.getText()
                  .toString());
      }
  
      /**
       * Attempts to sign in or register the account specified by the login form.
       * If there are form errors (invalid email, missing fields, etc.), the
       * errors are presented and no actual login attempt is made.
       */
      public void attemptLogin() {
  
          clearErrors();
  
          // Store values at the time of the login attempt.
          String username = mUserNameEditText.getText().toString();
          String password = mPasswordEditText.getText().toString();
  
          boolean cancel = false;
          View focusView = null;
  
          // Check for a valid password.
          if (TextUtils.isEmpty(password)) {
              mPasswordEditText
                      .setError(getString(R.string.error_field_required));
              focusView = mPasswordEditText;
              cancel = true;
          } else if (password.length() &lt; 4) {
              mPasswordEditText
                      .setError(getString(R.string.error_invalid_password));
              focusView = mPasswordEditText;
              cancel = true;
          }
  
          // Check for a valid email address.
          if (TextUtils.isEmpty(username)) {
              mUserNameEditText
                      .setError(getString(R.string.error_field_required));
              focusView = mUserNameEditText;
              cancel = true;
          }
  
          if (cancel) {
              // There was an error; don't attempt login and focus the first
              // form field with an error.
              focusView.requestFocus();
          } else {
              // perform the user login attempt.
              UserManager.getInstance().authenticate(
                      username.toLowerCase(Locale.getDefault()), password);
          }
      }
  
      /**
       * Load the create account view.
       */
      private void createAccount() {
          FragmentManager fragmentManager = getActivity()
                  .getSupportFragmentManager();
          FragmentTransaction fragmentTransaction = fragmentManager
                  .beginTransaction();
          fragmentTransaction
                  .setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN);
          fragmentTransaction.replace(
                  ((ViewGroup) getView().getParent()).getId(),
                  CreateAccountFragment.newInstance());
          fragmentTransaction.addToBackStack(null);
          fragmentTransaction.commit();
      }
  
      /**
       * Remove all edit text errors
       */
      private void clearErrors() {
          mUserNameEditText.setError(null);
          mPasswordEditText.setError(null);
      }
  
      @Subscribe
      public void onSignInError(AuthenticateUserErrorEvent event) {
          clearErrors();
          switch (event.getErrorCode()) {
          case ParseException.OBJECT_NOT_FOUND:
              mPasswordEditText
                      .setError(getString(R.string.error_incorrect_password));
              mPasswordEditText.requestFocus();
              break;
          default:
              UnknownErrorDialogFactory.createUnknownErrorDialog(
                      this.getActivity()).show();
              break;
          }
      }
  }
  </code></pre>