( ! ) Warning: Search backend error during near_match search for '3.12.71.115' after 116. 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	232200	{main}( )	../index.php:0
2	0.0511	3374664	MediaWiki->run( )	../index.php:46
3	0.0512	3376072	MediaWiki->main( )	../MediaWiki.php:424
4	0.2559	3599880	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.5632	4413168	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.5637	4467104	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.5637	4467472	SpecialSearch->execute( )	../SpecialPage.php:383
8	1.6723	5795688	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	1.7899	5801968	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	1.7899	5802720	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	1.8455	5817720	Hooks::run( )	../SearchEngine.php:231
12	1.8456	5819320	call_user_func_array ( )	../Hooks.php:209
13	1.8456	5820024	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	1.8461	5894048	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	1.8468	5940072	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	1.8935	6175128	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	1.8938	6206712	PoolCounterWork->execute( )	../Util.php:133
18	1.8940	6230968	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	1.8940	6231152	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	1.8940	6231224	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	1.8940	6233160	PoolCounterWork->execute( )	../Util.php:129
22	1.8940	6233808	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	1.8940	6233992	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	1.8940	6234112	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	2.0098	6348360	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	2.0099	6352296	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	2.0099	6352576	MWDebug::warning( )	../GlobalFunctions.php:1247
28	2.0100	6353880	MWDebug::sendMessage( )	../MWDebug.php:155
29	2.0101	6354272	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	232200	{main}( )	../index.php:0
2	0.0511	3374664	MediaWiki->run( )	../index.php:46
3	0.0512	3376072	MediaWiki->main( )	../MediaWiki.php:424
4	2.0206	6277568	OutputPage->output( )	../MediaWiki.php:583
5	2.0209	6284024	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	2.0210	6285320	WebResponse->header( )	../OutputPage.php:2134
7	2.0210	6285464	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	232200	{main}( )	../index.php:0
2	0.0511	3374664	MediaWiki->run( )	../index.php:46
3	0.0512	3376072	MediaWiki->main( )	../MediaWiki.php:424
4	2.0206	6277568	OutputPage->output( )	../MediaWiki.php:583
5	2.0209	6284024	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	2.0217	6293352	WebResponse->header( )	../OutputPage.php:2171
7	2.0217	6293496	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	232200	{main}( )	../index.php:0
2	0.0511	3374664	MediaWiki->run( )	../index.php:46
3	0.0512	3376072	MediaWiki->main( )	../MediaWiki.php:424
4	2.0206	6277568	OutputPage->output( )	../MediaWiki.php:583
5	2.0209	6284024	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	2.0222	6293296	WebResponse->header( )	../OutputPage.php:2172
7	2.0222	6293440	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	232200	{main}( )	../index.php:0
2	0.0511	3374664	MediaWiki->run( )	../index.php:46
3	0.0512	3376072	MediaWiki->main( )	../MediaWiki.php:424
4	2.0206	6277568	OutputPage->output( )	../MediaWiki.php:583
5	2.0226	6293296	WebResponse->header( )	../OutputPage.php:2220
6	2.0226	6293440	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	232200	{main}( )	../index.php:0
2	0.0511	3374664	MediaWiki->run( )	../index.php:46
3	0.0512	3376072	MediaWiki->main( )	../MediaWiki.php:424
4	2.0206	6277568	OutputPage->output( )	../MediaWiki.php:583
5	2.0233	6293456	WebResponse->header( )	../OutputPage.php:2227
6	2.0233	6293600	header ( )	../WebResponse.php:37