Exception encountered, of type "TypeError"
[af323327] /wiki/index.php/Special:WTLiPD?op=export&lipdid=Arc-LakeNatauj%EF%BF%BD%EF%BF%BDrvi.Ojala.2005 TypeError from line 272 of /var/www/html/smw/odp/linked.earth/wiki/extensions/SemanticMediaWiki/includes/dataitems/SMW_DI_WikiPage.php: Argument 1 passed to SMW\DIWikiPage::newFromTitle() must be an instance of Title, null given, called in /var/www/html/smw/odp/linked.earth/wiki/extensions/WorkflowTasks/includes/core/api/WTFactsAPI.inc on line 288
Backtrace:
#0 /var/www/html/smw/odp/linked.earth/wiki/extensions/WorkflowTasks/includes/core/api/WTFactsAPI.inc(288): SMW\DIWikiPage::newFromTitle(NULL)
#1 /var/www/html/smw/odp/linked.earth/wiki/extensions/WorkflowTasks/includes/page/category/special/lipd/LiPDWiki.inc(129): WTFactsAPI::getFacts(string)
#2 /var/www/html/smw/odp/linked.earth/wiki/extensions/WorkflowTasks/includes/page/category/special/lipd/LiPDWiki.inc(30): LiPDWiki->getFactsRecursively(string, array)
#3 /var/www/html/smw/odp/linked.earth/wiki/extensions/WorkflowTasks/includes/page/category/special/lipd/WTLiPD.inc(107): LiPDWiki->export(OutputPage)
#4 /var/www/html/smw/odp/linked.earth/wiki/extensions/WorkflowTasks/includes/page/category/special/lipd/WTLiPD.inc(50): WTLiPD->exportLiPD(string, WebRequest, OutputPage)
#5 /var/www/html/smw/odp/linked.earth/wiki/extensions/WorkflowTasks/includes/page/category/special/lipd/WTLiPD.inc(21): WTLiPD->handleOperation(WebRequest, OutputPage)
#6 /var/www/html/smw/odp/linked.earth/wiki/includes/specialpage/SpecialPage.php(384): WTLiPD->execute(NULL)
#7 /var/www/html/smw/odp/linked.earth/wiki/includes/specialpage/SpecialPageFactory.php(553): SpecialPage->run(NULL)
#8 /var/www/html/smw/odp/linked.earth/wiki/includes/MediaWiki.php(281): SpecialPageFactory::executePath(Title, RequestContext)
#9 /var/www/html/smw/odp/linked.earth/wiki/includes/MediaWiki.php(714): MediaWiki->performRequest()
#10 /var/www/html/smw/odp/linked.earth/wiki/includes/MediaWiki.php(508): MediaWiki->main()
#11 /var/www/html/smw/odp/linked.earth/wiki/index.php(41): MediaWiki->run()
#12 {main}