( ! ) Warning: Search backend error during near_match search for '3.144.117.132' after 7. 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	235360	{main}( )	../index.php:0
2	0.0176	3781480	MediaWiki->run( )	../index.php:46
3	0.0176	3782888	MediaWiki->main( )	../MediaWiki.php:424
4	0.0252	3957032	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0364	4411808	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0368	4465784	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0369	4466152	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0750	5809536	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0802	5815552	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0802	5816304	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0825	5831304	Hooks::run( )	../SearchEngine.php:231
12	0.0825	5832904	call_user_func_array ( )	../Hooks.php:209
13	0.0825	5833608	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0831	5907672	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0838	5953696	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0869	6188800	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0872	6221576	PoolCounterWork->execute( )	../Util.php:133
18	0.0874	6246320	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0874	6246504	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0874	6246576	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0874	6248544	PoolCounterWork->execute( )	../Util.php:129
22	0.0874	6249192	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0874	6249376	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0874	6249496	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0940	6363768	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0941	6367704	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0942	6367984	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0942	6369288	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0942	6369680	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	235360	{main}( )	../index.php:0
2	0.0176	3781480	MediaWiki->run( )	../index.php:46
3	0.0176	3782888	MediaWiki->main( )	../MediaWiki.php:424
4	0.0960	6292904	OutputPage->output( )	../MediaWiki.php:583
5	0.0962	6299360	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0962	6300656	WebResponse->header( )	../OutputPage.php:2134
7	0.0962	6300800	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	235360	{main}( )	../index.php:0
2	0.0176	3781480	MediaWiki->run( )	../index.php:46
3	0.0176	3782888	MediaWiki->main( )	../MediaWiki.php:424
4	0.0960	6292904	OutputPage->output( )	../MediaWiki.php:583
5	0.0962	6299360	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0968	6308688	WebResponse->header( )	../OutputPage.php:2171
7	0.0968	6308832	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	235360	{main}( )	../index.php:0
2	0.0176	3781480	MediaWiki->run( )	../index.php:46
3	0.0176	3782888	MediaWiki->main( )	../MediaWiki.php:424
4	0.0960	6292904	OutputPage->output( )	../MediaWiki.php:583
5	0.0962	6299360	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0973	6308632	WebResponse->header( )	../OutputPage.php:2172
7	0.0973	6308776	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	235360	{main}( )	../index.php:0
2	0.0176	3781480	MediaWiki->run( )	../index.php:46
3	0.0176	3782888	MediaWiki->main( )	../MediaWiki.php:424
4	0.0960	6292904	OutputPage->output( )	../MediaWiki.php:583
5	0.0977	6308632	WebResponse->header( )	../OutputPage.php:2220
6	0.0977	6308776	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	235360	{main}( )	../index.php:0
2	0.0176	3781480	MediaWiki->run( )	../index.php:46
3	0.0176	3782888	MediaWiki->main( )	../MediaWiki.php:424
4	0.0960	6292904	OutputPage->output( )	../MediaWiki.php:583
5	0.0983	6308792	WebResponse->header( )	../OutputPage.php:2227
6	0.0983	6308936	header ( )	../WebResponse.php:37