( ! ) Warning: Search backend error during near_match search for '44.192.75.131' 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	233560	{main}( )	../index.php:0
2	0.0205	3375768	MediaWiki->run( )	../index.php:46
3	0.0206	3377176	MediaWiki->main( )	../MediaWiki.php:424
4	0.0323	3551432	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0475	4378960	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0480	4432848	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0480	4433216	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0911	5795536	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0964	5801768	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0964	5802520	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0987	5817520	Hooks::run( )	../SearchEngine.php:231
12	0.0987	5819120	call_user_func_array ( )	../Hooks.php:209
13	0.0987	5819824	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0992	5893872	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0999	5939904	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1027	6174984	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1029	6207768	PoolCounterWork->execute( )	../Util.php:133
18	0.1031	6232240	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1031	6232424	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1031	6232496	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1031	6234464	PoolCounterWork->execute( )	../Util.php:129
22	0.1031	6235112	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1031	6235296	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1031	6235416	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1093	6349704	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1095	6353640	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1095	6353920	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1096	6355224	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1096	6355616	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	233560	{main}( )	../index.php:0
2	0.0205	3375768	MediaWiki->run( )	../index.php:46
3	0.0206	3377176	MediaWiki->main( )	../MediaWiki.php:424
4	0.1114	6278864	OutputPage->output( )	../MediaWiki.php:583
5	0.1116	6285320	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1117	6286616	WebResponse->header( )	../OutputPage.php:2134
7	0.1117	6286760	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	233560	{main}( )	../index.php:0
2	0.0205	3375768	MediaWiki->run( )	../index.php:46
3	0.0206	3377176	MediaWiki->main( )	../MediaWiki.php:424
4	0.1114	6278864	OutputPage->output( )	../MediaWiki.php:583
5	0.1116	6285320	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1124	6294648	WebResponse->header( )	../OutputPage.php:2171
7	0.1124	6294792	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	233560	{main}( )	../index.php:0
2	0.0205	3375768	MediaWiki->run( )	../index.php:46
3	0.0206	3377176	MediaWiki->main( )	../MediaWiki.php:424
4	0.1114	6278864	OutputPage->output( )	../MediaWiki.php:583
5	0.1116	6285320	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1129	6294592	WebResponse->header( )	../OutputPage.php:2172
7	0.1129	6294736	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	233560	{main}( )	../index.php:0
2	0.0205	3375768	MediaWiki->run( )	../index.php:46
3	0.0206	3377176	MediaWiki->main( )	../MediaWiki.php:424
4	0.1114	6278864	OutputPage->output( )	../MediaWiki.php:583
5	0.1134	6294592	WebResponse->header( )	../OutputPage.php:2220
6	0.1134	6294736	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	233560	{main}( )	../index.php:0
2	0.0205	3375768	MediaWiki->run( )	../index.php:46
3	0.0206	3377176	MediaWiki->main( )	../MediaWiki.php:424
4	0.1114	6278864	OutputPage->output( )	../MediaWiki.php:583
5	0.1139	6294752	WebResponse->header( )	../OutputPage.php:2227
6	0.1139	6294896	header ( )	../WebResponse.php:37