User update form redirects to sign up form if form error about laravel-4-bootstrap-starter-site HOT 4 CLOSED

public function postIndex()
{
    $user = new User;

    $user->username = Input::get( 'username' );
    $user->email = Input::get( 'email' );
    $user->password = Input::get( 'password' );

    // The password confirmation will be removed from model
    // before saving. This field will be used in Ardent's
    // auto validation.
    $user->password_confirmation = Input::get( 'password_confirmation' );

    // Save if valid. Password field will be hashed before save
    $user->save();

    if ( $user->id )
    {
        // Redirect with success message, You may replace "Lang::get(..." for your custom message.
        return Redirect::to('user/login')
            ->with( 'notice', Lang::get('confide::confide.alerts.account_created') );
    }
    else
    {
        // Get validation errors (see Ardent package)
        $error = $user->errors()->all();

        // Default to redirect to user/create or redirect elsewhere if defined in the form
        $redirectTo = Input::get('error_redirect') ? Input::get('error_redirect') : 'user/create';

        return Redirect::to($redirectTo)
            ->withInput(Input::except('password'))
            ->with( 'error', $error );
    }
}

/**
 * Updates user
 *
 */
public function postIndex()
{

    $user = Auth::user();
    $user->username = Input::get( 'username' );
    $user->email = Input::get( 'email' );
    $user->password = Input::get( 'password' );
    $user->password_confirmation = Input::get( 'password_confirmation' );*/

    if ( $user->save() )
    {
        ...
    }
    else
    {
        ...
    }
}