( ! ) Warning: Search backend error during near_match search for '44.192.107.255' 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	233560	{main}( )	../index.php:0
2	0.0122	3375768	MediaWiki->run( )	../index.php:46
3	0.0123	3377176	MediaWiki->main( )	../MediaWiki.php:424
4	0.0209	3551432	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0365	4378960	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0370	4432848	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0370	4433216	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0821	5795784	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0872	5802016	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0872	5802768	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0895	5817760	Hooks::run( )	../SearchEngine.php:231
12	0.0895	5819360	call_user_func_array ( )	../Hooks.php:209
13	0.0895	5820064	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0900	5894120	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0909	5940144	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0943	6175224	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0946	6207992	PoolCounterWork->execute( )	../Util.php:133
18	0.0948	6232464	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0948	6232648	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0948	6232720	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0948	6234688	PoolCounterWork->execute( )	../Util.php:129
22	0.0948	6235336	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0948	6235520	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0948	6235640	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1015	6349904	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1016	6353840	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1016	6354120	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1017	6355424	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1017	6355816	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	0.0122	3375768	MediaWiki->run( )	../index.php:46
3	0.0123	3377176	MediaWiki->main( )	../MediaWiki.php:424
4	0.1036	6279072	OutputPage->output( )	../MediaWiki.php:583
5	0.1038	6285528	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1039	6286824	WebResponse->header( )	../OutputPage.php:2134
7	0.1039	6286968	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	0.0122	3375768	MediaWiki->run( )	../index.php:46
3	0.0123	3377176	MediaWiki->main( )	../MediaWiki.php:424
4	0.1036	6279072	OutputPage->output( )	../MediaWiki.php:583
5	0.1038	6285528	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1046	6294856	WebResponse->header( )	../OutputPage.php:2171
7	0.1046	6295000	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	0.0122	3375768	MediaWiki->run( )	../index.php:46
3	0.0123	3377176	MediaWiki->main( )	../MediaWiki.php:424
4	0.1036	6279072	OutputPage->output( )	../MediaWiki.php:583
5	0.1038	6285528	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1051	6294800	WebResponse->header( )	../OutputPage.php:2172
7	0.1051	6294944	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	0.0122	3375768	MediaWiki->run( )	../index.php:46
3	0.0123	3377176	MediaWiki->main( )	../MediaWiki.php:424
4	0.1036	6279072	OutputPage->output( )	../MediaWiki.php:583
5	0.1056	6294800	WebResponse->header( )	../OutputPage.php:2220
6	0.1056	6294944	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	0.0122	3375768	MediaWiki->run( )	../index.php:46
3	0.0123	3377176	MediaWiki->main( )	../MediaWiki.php:424
4	0.1036	6279072	OutputPage->output( )	../MediaWiki.php:583
5	0.1062	6294960	WebResponse->header( )	../OutputPage.php:2227
6	0.1062	6295104	header ( )	../WebResponse.php:37