O:18:"Drupal\feeds\State":11:{s:8:"progress";d:1;s:7:"pointer";N;s:5:"total";i:0;s:7:"created";i:0;s:7:"updated";i:0;s:7:"deleted";i:0;s:7:"skipped";i:0;s:6:"failed";i:1;s:11:" * messages";a:1:{i:0;a:3:{s:7:"message";O:41:"Drupal\Component\Render\FormattableMarkup":2:{s:9:" * string";s:279:"The content with GUID <em class="placeholder">1</em> failed to validate with the following errors: <div class="item-list"><ul><li>Title (title): This value should not be null.</li></ul></div>
Please check your <a href="/web/admin/structure/feeds/manage/csv/mapping">mappings</a>.";s:12:" * arguments";a:0:{}}s:4:"type";s:7:"warning";s:6:"repeat";b:0;}}s:14:" * _serviceIds";a:1:{s:16:"_eventDispatcher";s:16:"event_dispatcher";}s:18:" * _entityStorages";a:0:{}}