( ! ) Warning: Search backend error during near_match search for '18.219.95.41' after 13. 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	235360	{main}( )	../index.php:0
2	0.0203	3378064	MediaWiki->run( )	../index.php:46
3	0.0204	3379472	MediaWiki->main( )	../MediaWiki.php:424
4	0.0674	3553704	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.2148	4381320	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.2152	4435192	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.2152	4435560	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.7578	5797992	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.8812	5804248	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.8812	5805000	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.9523	5820000	Hooks::run( )	../SearchEngine.php:231
12	0.9523	5821600	call_user_func_array ( )	../Hooks.php:209
13	0.9524	5822304	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.9528	5896336	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.9536	5942360	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	1.0422	6177416	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	1.0856	6209016	PoolCounterWork->execute( )	../Util.php:133
18	1.0858	6233272	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	1.0858	6233456	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	1.0858	6233528	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	1.0858	6235464	PoolCounterWork->execute( )	../Util.php:129
22	1.0859	6236112	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	1.0859	6236296	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	1.0859	6236416	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	1.0989	6350664	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	1.0990	6354600	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	1.0990	6354880	MWDebug::warning( )	../GlobalFunctions.php:1247
28	1.0992	6356184	MWDebug::sendMessage( )	../MWDebug.php:155
29	1.0992	6356576	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	235360	{main}( )	../index.php:0
2	0.0203	3378064	MediaWiki->run( )	../index.php:46
3	0.0204	3379472	MediaWiki->main( )	../MediaWiki.php:424
4	1.1620	6279896	OutputPage->output( )	../MediaWiki.php:583
5	1.1622	6286352	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.1623	6287648	WebResponse->header( )	../OutputPage.php:2134
7	1.1623	6287792	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	235360	{main}( )	../index.php:0
2	0.0203	3378064	MediaWiki->run( )	../index.php:46
3	0.0204	3379472	MediaWiki->main( )	../MediaWiki.php:424
4	1.1620	6279896	OutputPage->output( )	../MediaWiki.php:583
5	1.1622	6286352	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.1630	6295680	WebResponse->header( )	../OutputPage.php:2171
7	1.1630	6295824	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	235360	{main}( )	../index.php:0
2	0.0203	3378064	MediaWiki->run( )	../index.php:46
3	0.0204	3379472	MediaWiki->main( )	../MediaWiki.php:424
4	1.1620	6279896	OutputPage->output( )	../MediaWiki.php:583
5	1.1622	6286352	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.1635	6295624	WebResponse->header( )	../OutputPage.php:2172
7	1.1635	6295768	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	235360	{main}( )	../index.php:0
2	0.0203	3378064	MediaWiki->run( )	../index.php:46
3	0.0204	3379472	MediaWiki->main( )	../MediaWiki.php:424
4	1.1620	6279896	OutputPage->output( )	../MediaWiki.php:583
5	1.2149	6295624	WebResponse->header( )	../OutputPage.php:2220
6	1.2149	6295768	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	235360	{main}( )	../index.php:0
2	0.0203	3378064	MediaWiki->run( )	../index.php:46
3	0.0204	3379472	MediaWiki->main( )	../MediaWiki.php:424
4	1.1620	6279896	OutputPage->output( )	../MediaWiki.php:583
5	1.2156	6295784	WebResponse->header( )	../OutputPage.php:2227
6	1.2156	6295928	header ( )	../WebResponse.php:37