The following error occurs after updating "search_api" module to 1.35:
PHP Fatal error: Declaration of Drupal\elasticsearch_connector\Plugin\search_api\backend\SearchApiElasticsearchBackend::__sleep() must be compatible with Drupal\search_api\Backend\BackendPluginBase::__sleep(): array in /var/www/html/web/modules/contrib/elasticsearch_connector/src/Plugin/search_api/backend/SearchApiElasticsearchBackend.php on line 1236
Update search_api module to 1.35.
Closed: duplicate
Code
Davy Duthoit → changed the visibility of the branch 3455726-declaration-of-drupalelasticsearchconnectorpluginsearchapibackendsearchapielasticsearchbackendsleep to hidden.