( ! ) Warning: Search backend error during near_match search for '18.191.222.220' after 22. 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	0.0000	232232	{main}( )	../index.php:0
2	0.0227	3374160	MediaWiki->run( )	../index.php:46
3	0.0228	3375568	MediaWiki->main( )	../MediaWiki.php:424
4	0.0937	3599224	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.2188	4412544	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.2191	4466536	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.2191	4466904	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.7085	5793992	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.7524	5800128	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.7524	5800880	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.7721	5815872	Hooks::run( )	../SearchEngine.php:231
12	0.7721	5817472	call_user_func_array ( )	../Hooks.php:209
13	0.7721	5818176	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.7724	5892208	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.7727	5938248	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.7744	6173304	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.7746	6204888	PoolCounterWork->execute( )	../Util.php:133
18	0.7747	6229144	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.7747	6229328	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.7747	6229400	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.7748	6231336	PoolCounterWork->execute( )	../Util.php:129
22	0.7748	6231984	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.7748	6232168	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.7748	6232288	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.7966	6346536	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.7967	6350472	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.7967	6350752	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.7969	6352056	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.7969	6352448	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	0.0000	232232	{main}( )	../index.php:0
2	0.0227	3374160	MediaWiki->run( )	../index.php:46
3	0.0228	3375568	MediaWiki->main( )	../MediaWiki.php:424
4	0.7988	6275736	OutputPage->output( )	../MediaWiki.php:583
5	0.7990	6282192	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.7991	6283488	WebResponse->header( )	../OutputPage.php:2134
7	0.7991	6283632	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	0.0000	232232	{main}( )	../index.php:0
2	0.0227	3374160	MediaWiki->run( )	../index.php:46
3	0.0228	3375568	MediaWiki->main( )	../MediaWiki.php:424
4	0.7988	6275736	OutputPage->output( )	../MediaWiki.php:583
5	0.7990	6282192	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.8420	6291520	WebResponse->header( )	../OutputPage.php:2171
7	0.8420	6291664	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	0.0000	232232	{main}( )	../index.php:0
2	0.0227	3374160	MediaWiki->run( )	../index.php:46
3	0.0228	3375568	MediaWiki->main( )	../MediaWiki.php:424
4	0.7988	6275736	OutputPage->output( )	../MediaWiki.php:583
5	0.7990	6282192	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.8471	6291464	WebResponse->header( )	../OutputPage.php:2172
7	0.8471	6291608	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	0.0000	232232	{main}( )	../index.php:0
2	0.0227	3374160	MediaWiki->run( )	../index.php:46
3	0.0228	3375568	MediaWiki->main( )	../MediaWiki.php:424
4	0.7988	6275736	OutputPage->output( )	../MediaWiki.php:583
5	0.8480	6291464	WebResponse->header( )	../OutputPage.php:2220
6	0.8480	6291608	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	0.0000	232232	{main}( )	../index.php:0
2	0.0227	3374160	MediaWiki->run( )	../index.php:46
3	0.0228	3375568	MediaWiki->main( )	../MediaWiki.php:424
4	0.7988	6275736	OutputPage->output( )	../MediaWiki.php:583
5	0.8487	6291624	WebResponse->header( )	../OutputPage.php:2227
6	0.8487	6291768	header ( )	../WebResponse.php:37