( ! ) Warning: Search backend error during near_match search for '18.220.86.46' 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	0.0000	233960	{main}( )	../index.php:0
2	0.0094	3376416	MediaWiki->run( )	../index.php:46
3	0.0095	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0176	3551992	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0334	4379496	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0338	4433376	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0338	4433744	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0772	5795872	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0828	5802128	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0828	5802880	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0850	5817880	Hooks::run( )	../SearchEngine.php:231
12	0.0851	5819480	call_user_func_array ( )	../Hooks.php:209
13	0.0851	5820184	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0856	5894224	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0863	5940264	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0894	6175368	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0897	6208160	PoolCounterWork->execute( )	../Util.php:133
18	0.0900	6232904	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0900	6233088	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0900	6233160	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0901	6235128	PoolCounterWork->execute( )	../Util.php:129
22	0.0901	6235776	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0901	6235960	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0901	6236080	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0969	6350344	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0970	6354280	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0970	6354560	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0971	6355864	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0971	6356256	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	233960	{main}( )	../index.php:0
2	0.0094	3376416	MediaWiki->run( )	../index.php:46
3	0.0095	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0987	6279480	OutputPage->output( )	../MediaWiki.php:583
5	0.0989	6285936	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0990	6287232	WebResponse->header( )	../OutputPage.php:2134
7	0.0990	6287376	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	233960	{main}( )	../index.php:0
2	0.0094	3376416	MediaWiki->run( )	../index.php:46
3	0.0095	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0987	6279480	OutputPage->output( )	../MediaWiki.php:583
5	0.0989	6285936	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0996	6295264	WebResponse->header( )	../OutputPage.php:2171
7	0.0996	6295408	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	233960	{main}( )	../index.php:0
2	0.0094	3376416	MediaWiki->run( )	../index.php:46
3	0.0095	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0987	6279480	OutputPage->output( )	../MediaWiki.php:583
5	0.0989	6285936	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1001	6295208	WebResponse->header( )	../OutputPage.php:2172
7	0.1001	6295352	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	233960	{main}( )	../index.php:0
2	0.0094	3376416	MediaWiki->run( )	../index.php:46
3	0.0095	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0987	6279480	OutputPage->output( )	../MediaWiki.php:583
5	0.1006	6295208	WebResponse->header( )	../OutputPage.php:2220
6	0.1006	6295352	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	233960	{main}( )	../index.php:0
2	0.0094	3376416	MediaWiki->run( )	../index.php:46
3	0.0095	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0987	6279480	OutputPage->output( )	../MediaWiki.php:583
5	0.1012	6295368	WebResponse->header( )	../OutputPage.php:2227
6	0.1012	6295512	header ( )	../WebResponse.php:37