Fatal error "Cannot access empty property"

I'm getting this error:

( ! ) Fatal error: Cannot access empty property in /Users/aidan/Sites/kigu.me/drupal/modules/field/field.attach.inc on line 325

On this view:

$view = new view();
$view->name = 'pending_inventory';
$view->description = '';
$view->tag = 'default';
$view->base_table = 'commerce_line_item';
$view->human_name = 'Pending inventory';
$view->core = 7;
$view->api_version = '3.0';
$view->disabled = FALSE; /* Edit this to true to make a default view disabled initially */

/* Display: Master */
$handler = $view->new_display('default', 'Master', 'default');
$handler->display->display_options['title'] = 'Pending inventory';
$handler->display->display_options['use_more_always'] = FALSE;
$handler->display->display_options['group_by'] = TRUE;
$handler->display->display_options['access']['type'] = 'perm';
$handler->display->display_options['access']['perm'] = 'access commerce reports';
$handler->display->display_options['cache']['type'] = 'none';
$handler->display->display_options['query']['type'] = 'views_query';
$handler->display->display_options['query']['options']['query_comment'] = FALSE;
$handler->display->display_options['exposed_form']['type'] = 'basic';
$handler->display->display_options['pager']['type'] = 'none';
$handler->display->display_options['style_plugin'] = 'table';
/* Relationship: Commerce Line Item: Order ID */
$handler->display->display_options['relationships']['order_id']['id'] = 'order_id';
$handler->display->display_options['relationships']['order_id']['table'] = 'commerce_line_item';
$handler->display->display_options['relationships']['order_id']['field'] = 'order_id';
$handler->display->display_options['relationships']['order_id']['required'] = TRUE;
/* Field: Commerce Line item: Product */
$handler->display->display_options['fields']['commerce_product']['id'] = 'commerce_product';
$handler->display->display_options['fields']['commerce_product']['table'] = 'field_data_commerce_product';
$handler->display->display_options['fields']['commerce_product']['field'] = 'commerce_product';
$handler->display->display_options['fields']['commerce_product']['type'] = 'commerce_product_reference_sku_link';
$handler->display->display_options['fields']['commerce_product']['settings'] = array(
  'show_quantity' => 0,
  'default_quantity' => '1',
  'combine' => 1,
  'show_single_product_attributes' => 0,
  'line_item_type' => 0,
);
/* Field: COUNT(Commerce Line Item: Line item ID) */
$handler->display->display_options['fields']['line_item_id']['id'] = 'line_item_id';
$handler->display->display_options['fields']['line_item_id']['table'] = 'commerce_line_item';
$handler->display->display_options['fields']['line_item_id']['field'] = 'line_item_id';
$handler->display->display_options['fields']['line_item_id']['group_type'] = 'count';
$handler->display->display_options['fields']['line_item_id']['label'] = 'Count';
/* Filter criterion: Commerce Order: Order status */
$handler->display->display_options['filters']['status']['id'] = 'status';
$handler->display->display_options['filters']['status']['table'] = 'commerce_order';
$handler->display->display_options['filters']['status']['field'] = 'status';
$handler->display->display_options['filters']['status']['relationship'] = 'order_id';
$handler->display->display_options['filters']['status']['value'] = array(
  'pending' => 'pending',
  'processing' => 'processing',
);
$handler->display->display_options['filters']['status']['expose']['operator_id'] = 'status_op';
$handler->display->display_options['filters']['status']['expose']['label'] = 'Order status';
$handler->display->display_options['filters']['status']['expose']['operator'] = 'status_op';
$handler->display->display_options['filters']['status']['expose']['identifier'] = 'status';
$handler->display->display_options['filters']['status']['expose']['multiple'] = TRUE;
$handler->display->display_options['filters']['status']['expose']['reduce'] = TRUE;

/* Display: Page */
$handler = $view->new_display('page', 'Page', 'page');
$handler->display->display_options['defaults']['hide_admin_links'] = FALSE;
$handler->display->display_options['path'] = 'admin/commerce/reports/pending-inventory';
$handler->display->display_options['menu']['type'] = 'normal';
$handler->display->display_options['menu']['title'] = 'Pending inventory';
$handler->display->display_options['menu']['name'] = 'management';