ACP throws error when searching for 'ads'

PHP notice in file /home/hometh1q/public_html/wcf/lib/system/search/acp/MenuItemACPSearchResultProvider.class.php (74): Undefined index: wcf.acp.menu.link.ad




Stacktrace:




#0 /home/hometh1q/public_html/wcf/lib/system/search/acp/MenuItemACPSearchResultProvider.class.php(74): wcf\system\WCF::handleError(8, 'Undefined index...', '/home/hometh1q/...', 74, Array)
#1 /home/hometh1q/public_html/wcf/lib/system/search/acp/ACPSearchHandler.class.php(58): wcf\system\search\acp\MenuItemACPSearchResultProvider->search('ads', 5)
#2 /home/hometh1q/public_html/wcf/lib/data/acp/search/provider/ACPSearchProviderAction.class.php(35): wcf\system\search\acp\ACPSearchHandler->search('ads')
#3 [internal function]: wcf\data\acp\search\provider\ACPSearchProviderAction->getSearchResultList()
#4 /home/hometh1q/public_html/wcf/lib/data/AbstractDatabaseObjectAction.class.php(196): call_user_func(Array)
#5 /home/hometh1q/public_html/wcf/lib/action/AJAXProxyAction.class.php(77): wcf\data\AbstractDatabaseObjectAction->executeAction()
#6 /home/hometh1q/public_html/wcf/lib/action/AJAXInvokeAction.class.php(96): wcf\action\AJAXProxyAction->invoke()
#7 /home/hometh1q/public_html/wcf/lib/action/AbstractAction.class.php(49): wcf\action\AJAXInvokeAction->execute()
#8 /home/hometh1q/public_html/wcf/lib/action/AJAXInvokeAction.class.php(63): wcf\action\AbstractAction->__run()
#9 /home/hometh1q/public_html/wcf/lib/system/request/Request.class.php(58): wcf\action\AJAXInvokeAction->__run()
#10 /home/hometh1q/public_html/wcf/lib/system/request/RequestHandler.class.php(139): wcf\system\request\Request->execute()
#11 /home/hometh1q/public_html/acp/index.php(10): wcf\system\request\RequestHandler->handle('wbb', true)
#12 {main}