Last modified: 2014-02-18 15:06:38 UTC
attempt to add a topic at http://en.wikipedia.beta.wmflabs.org/wiki/Talk:Flow_QA get error "An error occurred while contacting the server." In the fatals log find: [14-Feb-2014 19:57:58] Catchable fatal error: Argument 1 passed to Flow\Model\LocalCacheAbstractCollection::getRevision() must be an instance of Flow\Model\UUID, null given, called in /data/project/apache/common-local/php-master/extensions/Flow/includes/Collection/AbstractCollection.php on line 167 and defined at /data/project/apache/common-local/php-master/extensions/Flow/includes/Collection/LocalCacheAbstractCollection.php on line 39 Server: i-0000031a Method: POST URL: http://en.wikipedia.beta.wmflabs.org/w/api.php Cookie: optin=beta; centralauth_LoggedOut=1390844555; wikiEditor-0-toolbar-section=characters; wikiEditor-0-booklet-characters-page=latin; edittoolscharsubset=0; mediaWiki.user.bucket%3Aext.articleFeedbackv5%4011-tracking=11%3Aignore; mediaWiki.user.bucket%3Aext.articleFeedbackv5%406-form=6%3A6; mediaWiki.user.bucket%3Aext.articleFeedbackv5%405-links=5%3AX; ve-beta-welcome-dialog=1; centralnotice_bucket=1-4.2; enwikiUserID=820; enwikiUserName=Selenium+user; centralauth_User=Selenium+user; uls-previous-languages=%5B%22en%22%5D; mediaWiki.user.sessionId=0Ed5cwsltbXTVWvVVmzi0tAMbMDX75bf; vector-nav-p-tb=true; vector-nav-p-coll-print_export=true Backtrace: #0 /data/project/apache/common-local/php-master/extensions/Flow/includes/Collection/LocalCacheAbstractCollection.php(39): Flow\Model\LocalCacheAbstractCollection::getRevision() #1 /data/project/apache/common-local/php-master/extensions/Flow/includes/Collection/AbstractCollection.php(167): Flow\Model\LocalCacheAbstractCollection->getRevision(NULL) #2 /data/project/apache/common-local/php-master/extensions/Flow/includes/Data/RecentChanges.php(79): Flow\Model\AbstractCollection->getPrevRevision(Object(Flow\Model\PostRevision)) #3 /data/project/apache/common-local/php-master/extensions/Flow/includes/Data/RecentChanges.php(202): Flow\Data\RecentChanges->insert(Object(Flow\Model\PostRevision), 'topic', 'PostRevision', Array, Object(Flow\Model\Workflow), Array) #4 /data/project/apache/common-local/php-master/extensions/Flow/includes/Data/ObjectManager.php(660): Flow\Data\PostRevisionRecentChanges->onAfterInsert(Object(Flow\Model\PostRevision), Array) #5 /data/project/apache/common-local/php-master/extensions/Flow/includes/Data/ObjectManager.php(637): Flow\Data\ObjectManager->insert(Object(Flow\Model\PostRevision)) #6 /data/project/apache/common-local/php-master/extensions/Flow/includes/Data/ObjectManager.php(209): Flow\Data\ObjectManager->put(Object(Flow\Model\PostRevision)) #7 /data/project/apache/common-local/php-master/extensions/Flow/includes/Block/TopicList.php(144): Flow\Data\ManagerGroup->put(Object(Flow\Model\PostRevision)) #8 /data/project/apache/common-local/php-master/extensions/Flow/includes/WorkflowLoader.php(216): Flow\Block\TopicListBlock->commit() #9 /data/project/apache/common-local/php-master/extensions/Flow/includes/api/ApiFlow.php(59): Flow\WorkflowLoader->commit(Object(Flow\Model\Workflow), Array) #10 /data/project/apache/common-local/php-master/includes/api/ApiMain.php(861): ApiFlow->execute() #11 /data/project/apache/common-local/php-master/includes/api/ApiMain.php(362): ApiMain->executeAction() #12 /data/project/apache/common-local/php-master/includes/api/ApiMain.php(333): ApiMain->executeActionWithErrorHandling() #13 /data/project/apache/common-local/php-master/api.php(76): ApiMain->execute() #14 /data/project/apache/common-local/w/api.php(3): require('/data/project/a...')
Oops, guess that's what happens when you merge 40 patches in one day. Luckily, Matthias has a patch in Gerrit for this already :)
https://gerrit.wikimedia.org/r/#/c/113389/ should fix that
Change 113389 had a related patch set uploaded by Spage: Return null instead of failing when requesting previous revision if there is none https://gerrit.wikimedia.org/r/113389
Change 113389 merged by jenkins-bot: Return null instead of failing when requesting previous revision if there is none https://gerrit.wikimedia.org/r/113389
