[{reqId}] {exception_url}   Flow\Exception\DataModelException: Unable to find specified offset in query results

from /srv/mediawiki/php-1.40.0-wmf.26/extensions/Flow/includes/Data/Index/TopKIndex.php(174)
#0 /srv/mediawiki/php-1.40.0-wmf.26/extensions/Flow/includes/Data/Index/TopKIndex.php(122): Flow\Data\Index\TopKIndex->getOffsetFromOffsetValue(array, integer)
#1 /srv/mediawiki/php-1.40.0-wmf.26/extensions/Flow/includes/Data/Index/TopKIndex.php(88): Flow\Data\Index\TopKIndex->getOffsetLimit(array, array)
#2 /srv/mediawiki/php-1.40.0-wmf.26/extensions/Flow/includes/Data/Index/FeatureIndex.php(300): Flow\Data\Index\TopKIndex->filterResults(array, array)
#3 /srv/mediawiki/php-1.40.0-wmf.26/extensions/Flow/includes/Data/ObjectLocator.php(95): Flow\Data\Index\FeatureIndex->findMulti(array, array)
#4 /srv/mediawiki/php-1.40.0-wmf.26/extensions/Flow/includes/Data/ObjectLocator.php(70): Flow\Data\ObjectLocator->findMulti(array, array)
#5 /srv/mediawiki/php-1.40.0-wmf.26/extensions/Flow/includes/Data/Pager/Pager.php(130): Flow\Data\ObjectLocator->find(array, array)
#6 /srv/mediawiki/php-1.40.0-wmf.26/extensions/Flow/includes/Block/TopicListBlock.php(492): Flow\Data\Pager\Pager->getPage(Closure)
#7 /srv/mediawiki/php-1.40.0-wmf.26/extensions/Flow/includes/Block/TopicListBlock.php(273): Flow\Block\TopicListBlock->getPage(array)
#8 /srv/mediawiki/php-1.40.0-wmf.26/extensions/Flow/includes/View.php(233): Flow\Block\TopicListBlock->renderApi(array)
#9 /srv/mediawiki/php-1.40.0-wmf.26/extensions/Flow/includes/View.php(71): Flow\View->buildApiResponse(Flow\WorkflowLoader, array, string, array)
#10 /srv/mediawiki/php-1.40.0-wmf.26/extensions/Flow/includes/Actions/FlowAction.php(102): Flow\View->show(Flow\WorkflowLoader, string)
#11 /srv/mediawiki/php-1.40.0-wmf.26/extensions/Flow/includes/Actions/ViewAction.php(26): Flow\Actions\FlowAction->showForAction(string, OutputPage)
#12 /srv/mediawiki/php-1.40.0-wmf.26/extensions/Flow/includes/Actions/FlowAction.php(49): Flow\Actions\ViewAction->showForAction(string)
#13 /srv/mediawiki/php-1.40.0-wmf.26/includes/MediaWiki.php(556): Flow\Actions\FlowAction->show()
#14 /srv/mediawiki/php-1.40.0-wmf.26/includes/MediaWiki.php(333): MediaWiki->performAction(Article, MediaWiki\Title\Title)
#15 /srv/mediawiki/php-1.40.0-wmf.26/includes/MediaWiki.php(920): MediaWiki->performRequest()
#16 /srv/mediawiki/php-1.40.0-wmf.26/includes/MediaWiki.php(576): MediaWiki->main()
#17 /srv/mediawiki/php-1.40.0-wmf.26/index.php(50): MediaWiki->run()
#18 /srv/mediawiki/php-1.40.0-wmf.26/index.php(46): wfIndexMain()
#19 /srv/mediawiki/w/index.php(3): require(string)
#20 {main}