When I try to edit the header of my user talk page in Hebrew, I get:
[90401386] Database query error
2015-03-30 13:35:58 mw1136 hewiki: [90401386] /w/api.php DBQueryError from line 1249 of /srv/mediawiki/php-1.25wmf22/includes/db/Database.php: A database error has occurred. Did you forget to run maintenance/update.php after upgrading? See: https://www.mediawiki.org/wiki/Manual:Upgrading#Run_the_update_script Query: INSERT INTO `flow_revision` (rev_id,rev_user_id,rev_user_ip,rev_user_wiki,rev_parent_id,rev_change_type,rev_type,rev_type_id,rev_content,rev_flags,rev_mod_state,rev_mod_user_id,rev_mod_user_ip,rev_mod_user_wiki,rev_mod_timestamp,rev_mod_reason,rev_last_edit_id,rev_edit_user_id,rev_edit_user_ip,rev_edit_user_wiki,rev_content_length,rev_previous_content_length) VALUES ('1��s�\'��T ','5684',NULL,'hewiki','1�W�\"I\n:M','edit-header','header','0Ѩ@ ~(��','DB://cluster25/1911235','utf-8,gzip,html,external','',NULL,NULL,NULL,NULL,NULL,'1��s�\'��T ','5684',NULL,'hewiki','363','359') Function: Flow\Data\Storage\RevisionStorage::insert Error: 1062 Duplicate entry '\x051\x80W\xCE"\x05I\x0A:M' for key 'flow_revision_unique_parent' (10.64.16.18) #0 /srv/mediawiki/php-1.25wmf22/includes/db/Database.php(1205): DatabaseBase->reportQueryError() #1 /srv/mediawiki/php-1.25wmf22/includes/db/Database.php(2090): DatabaseBase->query() #2 /srv/mediawiki/php-1.25wmf22/extensions/Flow/includes/Data/Storage/RevisionStorage.php(394): DatabaseBase->insert() #3 /srv/mediawiki/php-1.25wmf22/extensions/Flow/includes/Data/ObjectManager.php(242): Flow\Data\Storage\RevisionStorage->insert() #4 /srv/mediawiki/php-1.25wmf22/extensions/Flow/includes/Data/ObjectManager.php(167): Flow\Data\ObjectManager->insert() #5 /srv/mediawiki/php-1.25wmf22/extensions/Flow/includes/Data/ObjectManager.php(140): Flow\Data\ObjectManager->multiPut() #6 /srv/mediawiki/php-1.25wmf22/extensions/Flow/includes/Data/ManagerGroup.php(80): Flow\Data\ObjectManager->put() #7 /srv/mediawiki/php-1.25wmf22/extensions/Flow/includes/Block/Header.php(182): Flow\Data\ManagerGroup->put() #8 /srv/mediawiki/php-1.25wmf22/extensions/Flow/includes/SubmissionHandler.php(128): Flow\Block\HeaderBlock->commit() #9 /srv/mediawiki/php-1.25wmf22/extensions/Flow/includes/WorkflowLoader.php(66): Flow\SubmissionHandler->commit() #10 /srv/mediawiki/php-1.25wmf22/extensions/Flow/includes/api/ApiFlowBasePost.php(37): Flow\WorkflowLoader->commit() #11 /srv/mediawiki/php-1.25wmf22/extensions/Flow/includes/api/ApiFlow.php(81): ApiFlowBasePost->execute() #12 /srv/mediawiki/php-1.25wmf22/includes/api/ApiMain.php(1037): ApiFlow->execute() #13 /srv/mediawiki/php-1.25wmf22/includes/api/ApiMain.php(394): ApiMain->executeAction() #14 /srv/mediawiki/php-1.25wmf22/includes/api/ApiMain.php(367): ApiMain->executeActionWithErrorHandling() #15 /srv/mediawiki/php-1.25wmf22/api.php(88): ApiMain->execute() #16 /srv/mediawiki/w/api.php(3): include() #17 {main}