( ! ) Warning: Search backend error during near_match search for '3.143.7.172' 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	233928	{main}( )	../index.php:0
2	0.0188	3376392	MediaWiki->run( )	../index.php:46
3	0.0188	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.0314	3551872	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0482	4379488	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0486	4433360	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0487	4433728	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0928	5796248	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0980	5802480	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0980	5803232	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1004	5818232	Hooks::run( )	../SearchEngine.php:231
12	0.1004	5819832	call_user_func_array ( )	../Hooks.php:209
13	0.1004	5820536	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1009	5894568	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1017	5940600	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1049	6175648	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1053	6207256	PoolCounterWork->execute( )	../Util.php:133
18	0.1054	6231512	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1054	6231696	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1054	6231768	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1055	6233704	PoolCounterWork->execute( )	../Util.php:129
22	0.1055	6234352	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1055	6234536	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1055	6234656	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1121	6348936	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1122	6352864	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1122	6353144	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1123	6354432	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1123	6354824	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	233928	{main}( )	../index.php:0
2	0.0188	3376392	MediaWiki->run( )	../index.php:46
3	0.0188	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.1144	6278160	OutputPage->output( )	../MediaWiki.php:583
5	0.1147	6284608	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1148	6285904	WebResponse->header( )	../OutputPage.php:2134
7	0.1148	6286048	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	233928	{main}( )	../index.php:0
2	0.0188	3376392	MediaWiki->run( )	../index.php:46
3	0.0188	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.1144	6278160	OutputPage->output( )	../MediaWiki.php:583
5	0.1147	6284608	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1155	6293936	WebResponse->header( )	../OutputPage.php:2171
7	0.1156	6294080	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	233928	{main}( )	../index.php:0
2	0.0188	3376392	MediaWiki->run( )	../index.php:46
3	0.0188	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.1144	6278160	OutputPage->output( )	../MediaWiki.php:583
5	0.1147	6284608	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1161	6293880	WebResponse->header( )	../OutputPage.php:2172
7	0.1161	6294024	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	233928	{main}( )	../index.php:0
2	0.0188	3376392	MediaWiki->run( )	../index.php:46
3	0.0188	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.1144	6278160	OutputPage->output( )	../MediaWiki.php:583
5	0.1166	6293880	WebResponse->header( )	../OutputPage.php:2220
6	0.1166	6294024	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	233928	{main}( )	../index.php:0
2	0.0188	3376392	MediaWiki->run( )	../index.php:46
3	0.0188	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.1144	6278160	OutputPage->output( )	../MediaWiki.php:583
5	0.1173	6294040	WebResponse->header( )	../OutputPage.php:2227
6	0.1173	6294184	header ( )	../WebResponse.php:37