( ! ) Warning: Search backend error during near_match search for '18.227.13.105' 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	0.0000	235328	{main}( )	../index.php:0
2	0.0120	3377464	MediaWiki->run( )	../index.php:46
3	0.0120	3378872	MediaWiki->main( )	../MediaWiki.php:424
4	0.0279	3553056	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0482	4380512	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0486	4434408	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0486	4434776	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0939	5796424	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0989	5802656	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0990	5803408	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1011	5818408	Hooks::run( )	../SearchEngine.php:231
12	0.1011	5820008	call_user_func_array ( )	../Hooks.php:209
13	0.1011	5820712	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1017	5894744	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1024	5940768	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1056	6175776	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1058	6207384	PoolCounterWork->execute( )	../Util.php:133
18	0.1060	6231640	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1060	6231824	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1060	6231896	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1060	6233832	PoolCounterWork->execute( )	../Util.php:129
22	0.1060	6234480	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1060	6234664	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1060	6234784	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1124	6349056	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1125	6352992	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1125	6353272	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1126	6354576	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1127	6354968	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	235328	{main}( )	../index.php:0
2	0.0120	3377464	MediaWiki->run( )	../index.php:46
3	0.0120	3378872	MediaWiki->main( )	../MediaWiki.php:424
4	0.1144	6278280	OutputPage->output( )	../MediaWiki.php:583
5	0.1146	6284728	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1147	6286024	WebResponse->header( )	../OutputPage.php:2134
7	0.1147	6286168	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	235328	{main}( )	../index.php:0
2	0.0120	3377464	MediaWiki->run( )	../index.php:46
3	0.0120	3378872	MediaWiki->main( )	../MediaWiki.php:424
4	0.1144	6278280	OutputPage->output( )	../MediaWiki.php:583
5	0.1146	6284728	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1153	6294056	WebResponse->header( )	../OutputPage.php:2171
7	0.1153	6294200	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	235328	{main}( )	../index.php:0
2	0.0120	3377464	MediaWiki->run( )	../index.php:46
3	0.0120	3378872	MediaWiki->main( )	../MediaWiki.php:424
4	0.1144	6278280	OutputPage->output( )	../MediaWiki.php:583
5	0.1146	6284728	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1158	6294000	WebResponse->header( )	../OutputPage.php:2172
7	0.1158	6294144	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	235328	{main}( )	../index.php:0
2	0.0120	3377464	MediaWiki->run( )	../index.php:46
3	0.0120	3378872	MediaWiki->main( )	../MediaWiki.php:424
4	0.1144	6278280	OutputPage->output( )	../MediaWiki.php:583
5	0.1163	6294000	WebResponse->header( )	../OutputPage.php:2220
6	0.1163	6294144	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	235328	{main}( )	../index.php:0
2	0.0120	3377464	MediaWiki->run( )	../index.php:46
3	0.0120	3378872	MediaWiki->main( )	../MediaWiki.php:424
4	0.1144	6278280	OutputPage->output( )	../MediaWiki.php:583
5	0.1169	6294160	WebResponse->header( )	../OutputPage.php:2227
6	0.1169	6294304	header ( )	../WebResponse.php:37