Hi there,
I just installed Wikibase in my Mediawiki and after following all the steps on the installation page (Wikibase/Installation) and adding to my LocalSettings.php those:
$wgEnableWikibaseRepo = false; $wgEnableWikibaseClient = true; require_once "$IP/extensions/Wikibase/client/WikibaseClient.php"; require_once "$IP/extensions/Wikibase/client/ExampleSettings.php";
...my Mediawiki shows an Exception on all content pages with this message:
MediaWiki internal error. Original exception: [b70e77d988e23887200ed7f5] /wiki/Vorlage:Infobox_Software MWException from line 56 of /var/www/wiki/extensions/Wikibase/lib/includes/Store/Sql/SiteLinkTable.php: $wiki must be a string or false. Backtrace: #0 /var/www/wiki/extensions/Wikibase/client/includes/Store/Sql/DirectSqlStore.php(276): Wikibase\Lib\Store\SiteLinkTable->__construct(string, boolean, NULL) #1 /var/www/wiki/extensions/Wikibase/client/includes/WikibaseClient.php(820): Wikibase\DirectSqlStore->getSiteLinkLookup() #2 /var/www/wiki/extensions/Wikibase/client/includes/Hooks/ParserOutputUpdateHookHandlers.php(66): Wikibase\Client\WikibaseClient->getLangLinkHandler() #3 /var/www/wiki/extensions/Wikibase/client/includes/Hooks/ParserOutputUpdateHookHandlers.php(87): Wikibase\Client\Hooks\ParserOutputUpdateHookHandlers::newFromGlobalState() #4 /var/www/wiki/includes/Hooks.php(195): Wikibase\Client\Hooks\ParserOutputUpdateHookHandlers::onContentAlterParserOutput(WikitextContent, Title, ParserOutput) #5 /var/www/wiki/includes/content/AbstractContent.php(501): Hooks::run(string, array) #6 /var/www/wiki/includes/poolcounter/PoolWorkArticleView.php(139): AbstractContent->getParserOutput(Title, integer, ParserOptions) #7 /var/www/wiki/includes/poolcounter/PoolCounterWork.php(123): PoolWorkArticleView->doWork() #8 /var/www/wiki/includes/page/Article.php(666): PoolCounterWork->execute() #9 /var/www/wiki/includes/actions/ViewAction.php(44): Article->view() #10 /var/www/wiki/includes/MediaWiki.php(503): ViewAction->show() #11 /var/www/wiki/includes/MediaWiki.php(288): MediaWiki->performAction(Article, Title) #12 /var/www/wiki/includes/MediaWiki.php(745): MediaWiki->performRequest() #13 /var/www/wiki/includes/MediaWiki.php(519): MediaWiki->main() #14 /var/www/wiki/index.php(43): MediaWiki->run() #15 {main}