![Warning: array_filter() expects parameter 1 to be array, null given in Drupal\views_bulk_operations\Plugin\views\field\ViewsBulkOperationsBulkForm->viewsFormValidate() (line 863 ... [#3002905] | Drupal.org Warning: array_filter() expects parameter 1 to be array, null given in Drupal\views_bulk_operations\Plugin\views\field\ViewsBulkOperationsBulkForm->viewsFormValidate() (line 863 ... [#3002905] | Drupal.org](https://www.drupal.org/files/issues/2018-11-13/Screen%20Shot%202018-11-07%20at%2010.30.34%20AM.png)
Warning: array_filter() expects parameter 1 to be array, null given in Drupal\views_bulk_operations\Plugin\views\field\ViewsBulkOperationsBulkForm->viewsFormValidate() (line 863 ... [#3002905] | Drupal.org
![array_filter() expects parameter 1 to be array, null given in Drupal\webform_mailchimp\Plugin\WebformHandler\WebformMailChimpHandler->postSave() [#3096797] | Drupal.org array_filter() expects parameter 1 to be array, null given in Drupal\webform_mailchimp\Plugin\WebformHandler\WebformMailChimpHandler->postSave() [#3096797] | Drupal.org](https://www.drupal.org/files/issues/2019-11-26/Screenshot%202019-11-26%20at%2010.58.38.png)
array_filter() expects parameter 1 to be array, null given in Drupal\webform_mailchimp\Plugin\WebformHandler\WebformMailChimpHandler->postSave() [#3096797] | Drupal.org
![array_filter() expects parameter 1 to be array, string given · Issue #47 · GeneaLabs/laravel-mixpanel · GitHub array_filter() expects parameter 1 to be array, string given · Issue #47 · GeneaLabs/laravel-mixpanel · GitHub](https://user-images.githubusercontent.com/10213444/39144076-4b3ca7ba-4762-11e8-92d6-d2ecd9deb49e.png)