( ! ) Warning: Search backend error during near_match search for '18.221.211.46' after 14. 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	233960	{main}( )	../index.php:0
2	0.1227	3375896	MediaWiki->run( )	../index.php:46
3	0.1228	3377304	MediaWiki->main( )	../MediaWiki.php:424
4	0.2473	3551440	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.3932	4379048	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.3936	4432944	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.3937	4433312	SpecialSearch->execute( )	../SpecialPage.php:383
8	1.1722	5794768	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	1.2180	5801024	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	1.2180	5801776	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	1.2335	5816776	Hooks::run( )	../SearchEngine.php:231
12	1.2336	5818376	call_user_func_array ( )	../Hooks.php:209
13	1.2336	5819080	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	1.2366	5893112	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	1.2373	5939136	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	1.2547	6174144	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	1.2550	6205728	PoolCounterWork->execute( )	../Util.php:133
18	1.2602	6229984	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	1.2602	6230168	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	1.2602	6230240	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	1.2603	6232176	PoolCounterWork->execute( )	../Util.php:129
22	1.2603	6232824	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	1.2603	6233008	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	1.2603	6233128	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	1.2746	6347400	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	1.2748	6351336	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	1.2748	6351616	MWDebug::warning( )	../GlobalFunctions.php:1247
28	1.2749	6352920	MWDebug::sendMessage( )	../MWDebug.php:155
29	1.2749	6353312	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	233960	{main}( )	../index.php:0
2	0.1227	3375896	MediaWiki->run( )	../index.php:46
3	0.1228	3377304	MediaWiki->main( )	../MediaWiki.php:424
4	1.2800	6276624	OutputPage->output( )	../MediaWiki.php:583
5	1.3050	6283080	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.3051	6284376	WebResponse->header( )	../OutputPage.php:2134
7	1.3051	6284520	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	233960	{main}( )	../index.php:0
2	0.1227	3375896	MediaWiki->run( )	../index.php:46
3	0.1228	3377304	MediaWiki->main( )	../MediaWiki.php:424
4	1.2800	6276624	OutputPage->output( )	../MediaWiki.php:583
5	1.3050	6283080	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.3058	6292408	WebResponse->header( )	../OutputPage.php:2171
7	1.3058	6292552	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	233960	{main}( )	../index.php:0
2	0.1227	3375896	MediaWiki->run( )	../index.php:46
3	0.1228	3377304	MediaWiki->main( )	../MediaWiki.php:424
4	1.2800	6276624	OutputPage->output( )	../MediaWiki.php:583
5	1.3050	6283080	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.3063	6292352	WebResponse->header( )	../OutputPage.php:2172
7	1.3063	6292496	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	233960	{main}( )	../index.php:0
2	0.1227	3375896	MediaWiki->run( )	../index.php:46
3	0.1228	3377304	MediaWiki->main( )	../MediaWiki.php:424
4	1.2800	6276624	OutputPage->output( )	../MediaWiki.php:583
5	1.3068	6292352	WebResponse->header( )	../OutputPage.php:2220
6	1.3068	6292496	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	233960	{main}( )	../index.php:0
2	0.1227	3375896	MediaWiki->run( )	../index.php:46
3	0.1228	3377304	MediaWiki->main( )	../MediaWiki.php:424
4	1.2800	6276624	OutputPage->output( )	../MediaWiki.php:583
5	1.3074	6292512	WebResponse->header( )	../OutputPage.php:2227
6	1.3074	6292656	header ( )	../WebResponse.php:37