( ! ) Warning: Search backend error during near_match search for '3.145.163.58' 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	0.0001	233928	{main}( )	../index.php:0
2	0.0127	3375840	MediaWiki->run( )	../index.php:46
3	0.0127	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.0211	3551384	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0366	4378872	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0371	4432768	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0371	4433136	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0791	5794728	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0842	5800960	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0842	5801712	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0863	5816712	Hooks::run( )	../SearchEngine.php:231
12	0.0864	5818312	call_user_func_array ( )	../Hooks.php:209
13	0.0864	5819016	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0870	5893048	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0878	5939072	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0911	6174096	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0914	6206888	PoolCounterWork->execute( )	../Util.php:133
18	0.0915	6231304	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0915	6231488	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0915	6231560	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0916	6233528	PoolCounterWork->execute( )	../Util.php:129
22	0.0916	6234176	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0916	6234360	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0916	6234480	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0978	6348744	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0980	6352680	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0980	6352960	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0981	6354264	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0981	6354656	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	0.0127	3375840	MediaWiki->run( )	../index.php:46
3	0.0127	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.0999	6277904	OutputPage->output( )	../MediaWiki.php:583
5	0.1001	6284360	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1002	6285656	WebResponse->header( )	../OutputPage.php:2134
7	0.1002	6285800	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	0.0127	3375840	MediaWiki->run( )	../index.php:46
3	0.0127	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.0999	6277904	OutputPage->output( )	../MediaWiki.php:583
5	0.1001	6284360	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1009	6293688	WebResponse->header( )	../OutputPage.php:2171
7	0.1009	6293832	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	0.0127	3375840	MediaWiki->run( )	../index.php:46
3	0.0127	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.0999	6277904	OutputPage->output( )	../MediaWiki.php:583
5	0.1001	6284360	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1014	6293632	WebResponse->header( )	../OutputPage.php:2172
7	0.1014	6293776	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	0.0127	3375840	MediaWiki->run( )	../index.php:46
3	0.0127	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.0999	6277904	OutputPage->output( )	../MediaWiki.php:583
5	0.1018	6293632	WebResponse->header( )	../OutputPage.php:2220
6	0.1018	6293776	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	0.0127	3375840	MediaWiki->run( )	../index.php:46
3	0.0127	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.0999	6277904	OutputPage->output( )	../MediaWiki.php:583
5	0.1024	6293792	WebResponse->header( )	../OutputPage.php:2227
6	0.1024	6293936	header ( )	../WebResponse.php:37