( ! ) Warning: Search backend error during near_match search for '18.218.21.143' after 23. 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	232232	{main}( )	../index.php:0
2	0.0165	3374168	MediaWiki->run( )	../index.php:46
3	0.0165	3375576	MediaWiki->main( )	../MediaWiki.php:424
4	0.0708	3599256	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1891	4412576	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1894	4466552	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1894	4466920	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.6782	5794224	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.7442	5800504	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.7442	5801256	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.7618	5816256	Hooks::run( )	../SearchEngine.php:231
12	0.7618	5817856	call_user_func_array ( )	../Hooks.php:209
13	0.7618	5818560	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.7622	5892584	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.7718	5938608	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.7989	6173664	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.7991	6205248	PoolCounterWork->execute( )	../Util.php:133
18	0.7993	6229528	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.7993	6229712	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.7993	6229784	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.7993	6231720	PoolCounterWork->execute( )	../Util.php:129
22	0.7994	6232368	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.7994	6232552	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.7994	6232672	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.8220	6346928	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.8221	6350864	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.8221	6351144	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.8223	6352448	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.8223	6352840	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	232232	{main}( )	../index.php:0
2	0.0165	3374168	MediaWiki->run( )	../index.php:46
3	0.0165	3375576	MediaWiki->main( )	../MediaWiki.php:424
4	0.8309	6276136	OutputPage->output( )	../MediaWiki.php:583
5	0.8360	6282592	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.8361	6283888	WebResponse->header( )	../OutputPage.php:2134
7	0.8361	6284032	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	232232	{main}( )	../index.php:0
2	0.0165	3374168	MediaWiki->run( )	../index.php:46
3	0.0165	3375576	MediaWiki->main( )	../MediaWiki.php:424
4	0.8309	6276136	OutputPage->output( )	../MediaWiki.php:583
5	0.8360	6282592	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.8467	6291920	WebResponse->header( )	../OutputPage.php:2171
7	0.8467	6292064	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	232232	{main}( )	../index.php:0
2	0.0165	3374168	MediaWiki->run( )	../index.php:46
3	0.0165	3375576	MediaWiki->main( )	../MediaWiki.php:424
4	0.8309	6276136	OutputPage->output( )	../MediaWiki.php:583
5	0.8360	6282592	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.8473	6291864	WebResponse->header( )	../OutputPage.php:2172
7	0.8473	6292008	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	232232	{main}( )	../index.php:0
2	0.0165	3374168	MediaWiki->run( )	../index.php:46
3	0.0165	3375576	MediaWiki->main( )	../MediaWiki.php:424
4	0.8309	6276136	OutputPage->output( )	../MediaWiki.php:583
5	0.8561	6291864	WebResponse->header( )	../OutputPage.php:2220
6	0.8561	6292008	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	232232	{main}( )	../index.php:0
2	0.0165	3374168	MediaWiki->run( )	../index.php:46
3	0.0165	3375576	MediaWiki->main( )	../MediaWiki.php:424
4	0.8309	6276136	OutputPage->output( )	../MediaWiki.php:583
5	0.8734	6292024	WebResponse->header( )	../OutputPage.php:2227
6	0.8734	6292168	header ( )	../WebResponse.php:37