( ! ) Warning: Search backend error during near_match search for '3.143.5.244' 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	233896	{main}( )	../index.php:0
2	0.0091	3376040	MediaWiki->run( )	../index.php:46
3	0.0092	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.0179	3551696	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0322	4379424	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0326	4433360	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0326	4433728	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0751	5795624	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0804	5801568	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0804	5802320	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0826	5817320	Hooks::run( )	../SearchEngine.php:231
12	0.0826	5818920	call_user_func_array ( )	../Hooks.php:209
13	0.0826	5819624	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0831	5893656	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0837	5939680	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0861	6174784	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0864	6206368	PoolCounterWork->execute( )	../Util.php:133
18	0.0865	6230624	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0865	6230808	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0865	6230880	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0866	6232816	PoolCounterWork->execute( )	../Util.php:129
22	0.0866	6233464	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0866	6233648	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0866	6233768	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0927	6348056	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0929	6351984	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0929	6352264	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0930	6353552	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0930	6353944	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	233896	{main}( )	../index.php:0
2	0.0091	3376040	MediaWiki->run( )	../index.php:46
3	0.0092	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.0948	6277248	OutputPage->output( )	../MediaWiki.php:583
5	0.0950	6283696	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0951	6284992	WebResponse->header( )	../OutputPage.php:2134
7	0.0951	6285136	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	233896	{main}( )	../index.php:0
2	0.0091	3376040	MediaWiki->run( )	../index.php:46
3	0.0092	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.0948	6277248	OutputPage->output( )	../MediaWiki.php:583
5	0.0950	6283696	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0960	6293024	WebResponse->header( )	../OutputPage.php:2171
7	0.0960	6293168	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	233896	{main}( )	../index.php:0
2	0.0091	3376040	MediaWiki->run( )	../index.php:46
3	0.0092	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.0948	6277248	OutputPage->output( )	../MediaWiki.php:583
5	0.0950	6283696	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0965	6292968	WebResponse->header( )	../OutputPage.php:2172
7	0.0965	6293112	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	233896	{main}( )	../index.php:0
2	0.0091	3376040	MediaWiki->run( )	../index.php:46
3	0.0092	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.0948	6277248	OutputPage->output( )	../MediaWiki.php:583
5	0.0970	6292968	WebResponse->header( )	../OutputPage.php:2220
6	0.0970	6293112	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	233896	{main}( )	../index.php:0
2	0.0091	3376040	MediaWiki->run( )	../index.php:46
3	0.0092	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.0948	6277248	OutputPage->output( )	../MediaWiki.php:583
5	0.0975	6293120	WebResponse->header( )	../OutputPage.php:2227
6	0.0975	6293264	header ( )	../WebResponse.php:37