( ! ) Warning: Search backend error during near_match search for '18.191.103.29' after 6. Couldn't connect to host, Elasticsearch down? [Called from CirrusSearch\ElasticsearchIntermediary::failure in /var/www/w122_5/extensions/CirrusSearch/includes/ElasticsearchIntermediary.php at line 98] in /var/www/w122_5/includes/debug/MWDebug.php on line 300
Call Stack
#	Time	Memory	Function	Location
1	0.0001	232232	{main}( )	../index.php:0
2	0.0124	3374168	MediaWiki->run( )	../index.php:46
3	0.0124	3375576	MediaWiki->main( )	../MediaWiki.php:424
4	0.0220	3599256	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0359	4412576	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0363	4466552	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0364	4466920	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0773	5794224	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0823	5800504	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0823	5801256	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0844	5816256	Hooks::run( )	../SearchEngine.php:231
12	0.0845	5817856	call_user_func_array ( )	../Hooks.php:209
13	0.0845	5818560	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0851	5892584	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0857	5938608	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0885	6173656	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0887	6205240	PoolCounterWork->execute( )	../Util.php:133
18	0.0889	6229512	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0889	6229696	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0889	6229768	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0890	6231704	PoolCounterWork->execute( )	../Util.php:129
22	0.0890	6232352	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0890	6232536	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0890	6232656	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0954	6346944	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0955	6350880	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0955	6351160	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0956	6352464	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0956	6352856	trigger_error ( )	../MWDebug.php:300

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/w122_5/includes/debug/MWDebug.php:300) in /var/www/w122_5/includes/WebResponse.php on line 37
Call Stack
#	Time	Memory	Function	Location
1	0.0001	232232	{main}( )	../index.php:0
2	0.0124	3374168	MediaWiki->run( )	../index.php:46
3	0.0124	3375576	MediaWiki->main( )	../MediaWiki.php:424
4	0.0974	6276152	OutputPage->output( )	../MediaWiki.php:583
5	0.0976	6282608	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0977	6283904	WebResponse->header( )	../OutputPage.php:2134
7	0.0977	6284048	header ( )	../WebResponse.php:37

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/w122_5/includes/debug/MWDebug.php:300) in /var/www/w122_5/includes/WebResponse.php on line 37
Call Stack
#	Time	Memory	Function	Location
1	0.0001	232232	{main}( )	../index.php:0
2	0.0124	3374168	MediaWiki->run( )	../index.php:46
3	0.0124	3375576	MediaWiki->main( )	../MediaWiki.php:424
4	0.0974	6276152	OutputPage->output( )	../MediaWiki.php:583
5	0.0976	6282608	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0983	6291936	WebResponse->header( )	../OutputPage.php:2171
7	0.0983	6292080	header ( )	../WebResponse.php:37

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/w122_5/includes/debug/MWDebug.php:300) in /var/www/w122_5/includes/WebResponse.php on line 37
Call Stack
#	Time	Memory	Function	Location
1	0.0001	232232	{main}( )	../index.php:0
2	0.0124	3374168	MediaWiki->run( )	../index.php:46
3	0.0124	3375576	MediaWiki->main( )	../MediaWiki.php:424
4	0.0974	6276152	OutputPage->output( )	../MediaWiki.php:583
5	0.0976	6282608	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0988	6291880	WebResponse->header( )	../OutputPage.php:2172
7	0.0988	6292024	header ( )	../WebResponse.php:37

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/w122_5/includes/debug/MWDebug.php:300) in /var/www/w122_5/includes/WebResponse.php on line 37
Call Stack
#	Time	Memory	Function	Location
1	0.0001	232232	{main}( )	../index.php:0
2	0.0124	3374168	MediaWiki->run( )	../index.php:46
3	0.0124	3375576	MediaWiki->main( )	../MediaWiki.php:424
4	0.0974	6276152	OutputPage->output( )	../MediaWiki.php:583
5	0.0993	6291880	WebResponse->header( )	../OutputPage.php:2220
6	0.0993	6292024	header ( )	../WebResponse.php:37

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/w122_5/includes/debug/MWDebug.php:300) in /var/www/w122_5/includes/WebResponse.php on line 37
Call Stack
#	Time	Memory	Function	Location
1	0.0001	232232	{main}( )	../index.php:0
2	0.0124	3374168	MediaWiki->run( )	../index.php:46
3	0.0124	3375576	MediaWiki->main( )	../MediaWiki.php:424
4	0.0974	6276152	OutputPage->output( )	../MediaWiki.php:583
5	0.0999	6292040	WebResponse->header( )	../OutputPage.php:2227
6	0.0999	6292184	header ( )	../WebResponse.php:37