( ! ) Warning: Search backend error during near_match search for '3.144.16.254' 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	236384	{main}( )	../index.php:0
2	0.0150	3784264	MediaWiki->run( )	../index.php:46
3	0.0150	3785672	MediaWiki->main( )	../MediaWiki.php:424
4	0.0235	3959824	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0349	4414664	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0354	4468616	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0354	4468984	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0736	5813040	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0786	5819232	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0786	5819984	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0807	5834984	Hooks::run( )	../SearchEngine.php:231
12	0.0807	5836584	call_user_func_array ( )	../Hooks.php:209
13	0.0807	5837288	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0813	5911336	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0820	5957360	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0849	6192432	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0851	6224016	PoolCounterWork->execute( )	../Util.php:133
18	0.0852	6248272	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0852	6248456	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0852	6248528	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0853	6250464	PoolCounterWork->execute( )	../Util.php:129
22	0.0853	6251112	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0853	6251296	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0853	6251416	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0915	6365696	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0916	6369632	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0916	6369912	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0917	6371216	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0917	6371608	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	236384	{main}( )	../index.php:0
2	0.0150	3784264	MediaWiki->run( )	../index.php:46
3	0.0150	3785672	MediaWiki->main( )	../MediaWiki.php:424
4	0.0935	6294928	OutputPage->output( )	../MediaWiki.php:583
5	0.0937	6301384	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0938	6302680	WebResponse->header( )	../OutputPage.php:2134
7	0.0938	6302824	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	236384	{main}( )	../index.php:0
2	0.0150	3784264	MediaWiki->run( )	../index.php:46
3	0.0150	3785672	MediaWiki->main( )	../MediaWiki.php:424
4	0.0935	6294928	OutputPage->output( )	../MediaWiki.php:583
5	0.0937	6301384	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0943	6310712	WebResponse->header( )	../OutputPage.php:2171
7	0.0943	6310856	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	236384	{main}( )	../index.php:0
2	0.0150	3784264	MediaWiki->run( )	../index.php:46
3	0.0150	3785672	MediaWiki->main( )	../MediaWiki.php:424
4	0.0935	6294928	OutputPage->output( )	../MediaWiki.php:583
5	0.0937	6301384	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0948	6310656	WebResponse->header( )	../OutputPage.php:2172
7	0.0948	6310800	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	236384	{main}( )	../index.php:0
2	0.0150	3784264	MediaWiki->run( )	../index.php:46
3	0.0150	3785672	MediaWiki->main( )	../MediaWiki.php:424
4	0.0935	6294928	OutputPage->output( )	../MediaWiki.php:583
5	0.0952	6310656	WebResponse->header( )	../OutputPage.php:2220
6	0.0952	6310800	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	236384	{main}( )	../index.php:0
2	0.0150	3784264	MediaWiki->run( )	../index.php:46
3	0.0150	3785672	MediaWiki->main( )	../MediaWiki.php:424
4	0.0935	6294928	OutputPage->output( )	../MediaWiki.php:583
5	0.0959	6310816	WebResponse->header( )	../OutputPage.php:2227
6	0.0959	6310960	header ( )	../WebResponse.php:37