( ! ) Warning: Search backend error during near_match search for '3.12.107.227' 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	235216	{main}( )	../index.php:0
2	0.0125	3377288	MediaWiki->run( )	../index.php:46
3	0.0125	3378696	MediaWiki->main( )	../MediaWiki.php:424
4	0.0231	3552792	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0381	4380216	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0385	4434088	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0385	4434456	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0823	5795992	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0875	5802032	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0875	5802784	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0897	5817784	Hooks::run( )	../SearchEngine.php:231
12	0.0898	5819384	call_user_func_array ( )	../Hooks.php:209
13	0.0898	5820088	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0901	5894136	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0904	5940160	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0923	6175264	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0924	6208048	PoolCounterWork->execute( )	../Util.php:133
18	0.0926	6232792	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0926	6232976	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0926	6233048	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0926	6235016	PoolCounterWork->execute( )	../Util.php:129
22	0.0926	6235664	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0926	6235848	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0926	6235968	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0988	6350248	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0990	6354184	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0990	6354464	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0991	6355768	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0991	6356160	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	235216	{main}( )	../index.php:0
2	0.0125	3377288	MediaWiki->run( )	../index.php:46
3	0.0125	3378696	MediaWiki->main( )	../MediaWiki.php:424
4	0.1010	6279360	OutputPage->output( )	../MediaWiki.php:583
5	0.1013	6285816	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1014	6287112	WebResponse->header( )	../OutputPage.php:2134
7	0.1014	6287256	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	235216	{main}( )	../index.php:0
2	0.0125	3377288	MediaWiki->run( )	../index.php:46
3	0.0125	3378696	MediaWiki->main( )	../MediaWiki.php:424
4	0.1010	6279360	OutputPage->output( )	../MediaWiki.php:583
5	0.1013	6285816	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1021	6295144	WebResponse->header( )	../OutputPage.php:2171
7	0.1021	6295288	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	235216	{main}( )	../index.php:0
2	0.0125	3377288	MediaWiki->run( )	../index.php:46
3	0.0125	3378696	MediaWiki->main( )	../MediaWiki.php:424
4	0.1010	6279360	OutputPage->output( )	../MediaWiki.php:583
5	0.1013	6285816	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1026	6295088	WebResponse->header( )	../OutputPage.php:2172
7	0.1026	6295232	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	235216	{main}( )	../index.php:0
2	0.0125	3377288	MediaWiki->run( )	../index.php:46
3	0.0125	3378696	MediaWiki->main( )	../MediaWiki.php:424
4	0.1010	6279360	OutputPage->output( )	../MediaWiki.php:583
5	0.1031	6295088	WebResponse->header( )	../OutputPage.php:2220
6	0.1031	6295232	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	235216	{main}( )	../index.php:0
2	0.0125	3377288	MediaWiki->run( )	../index.php:46
3	0.0125	3378696	MediaWiki->main( )	../MediaWiki.php:424
4	0.1010	6279360	OutputPage->output( )	../MediaWiki.php:583
5	0.1037	6295248	WebResponse->header( )	../OutputPage.php:2227
6	0.1037	6295392	header ( )	../WebResponse.php:37