( ! ) Warning: Search backend error during near_match search for '18.188.83.180' after 31. 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	240368	{main}( )	../index.php:0
2	0.0086	3385920	MediaWiki->run( )	../index.php:46
3	0.0086	3387328	MediaWiki->main( )	../MediaWiki.php:424
4	0.0503	3561448	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1118	4388968	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1122	4442856	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1122	4443224	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.2701	5805096	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.2977	5811328	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.2977	5812080	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.3005	5827080	Hooks::run( )	../SearchEngine.php:231
12	0.3005	5828680	call_user_func_array ( )	../Hooks.php:209
13	0.3005	5829384	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.3011	5903424	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.3043	5949448	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.3073	6184472	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.3076	6217240	PoolCounterWork->execute( )	../Util.php:133
18	0.3078	6241656	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.3078	6241840	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.3078	6241912	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.3078	6243880	PoolCounterWork->execute( )	../Util.php:129
22	0.3079	6244528	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.3079	6244712	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.3079	6244832	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.3386	6359080	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.3387	6363016	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.3387	6363296	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.3388	6364600	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.3388	6364992	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	240368	{main}( )	../index.php:0
2	0.0086	3385920	MediaWiki->run( )	../index.php:46
3	0.0086	3387328	MediaWiki->main( )	../MediaWiki.php:424
4	0.3406	6288248	OutputPage->output( )	../MediaWiki.php:583
5	0.3408	6294704	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.3410	6296000	WebResponse->header( )	../OutputPage.php:2134
7	0.3410	6296144	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	240368	{main}( )	../index.php:0
2	0.0086	3385920	MediaWiki->run( )	../index.php:46
3	0.0086	3387328	MediaWiki->main( )	../MediaWiki.php:424
4	0.3406	6288248	OutputPage->output( )	../MediaWiki.php:583
5	0.3408	6294704	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.3416	6304032	WebResponse->header( )	../OutputPage.php:2171
7	0.3416	6304176	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	240368	{main}( )	../index.php:0
2	0.0086	3385920	MediaWiki->run( )	../index.php:46
3	0.0086	3387328	MediaWiki->main( )	../MediaWiki.php:424
4	0.3406	6288248	OutputPage->output( )	../MediaWiki.php:583
5	0.3408	6294704	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.3421	6303976	WebResponse->header( )	../OutputPage.php:2172
7	0.3421	6304120	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	240368	{main}( )	../index.php:0
2	0.0086	3385920	MediaWiki->run( )	../index.php:46
3	0.0086	3387328	MediaWiki->main( )	../MediaWiki.php:424
4	0.3406	6288248	OutputPage->output( )	../MediaWiki.php:583
5	0.3425	6303976	WebResponse->header( )	../OutputPage.php:2220
6	0.3425	6304120	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	240368	{main}( )	../index.php:0
2	0.0086	3385920	MediaWiki->run( )	../index.php:46
3	0.0086	3387328	MediaWiki->main( )	../MediaWiki.php:424
4	0.3406	6288248	OutputPage->output( )	../MediaWiki.php:583
5	0.3431	6304136	WebResponse->header( )	../OutputPage.php:2227
6	0.3431	6304280	header ( )	../WebResponse.php:37