( ! ) Warning: Search backend error during near_match search for '18.226.94.64' after 2. 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	0.0163	3375840	MediaWiki->run( )	../index.php:46
3	0.0163	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.0258	3551384	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0429	4378872	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0433	4432768	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0433	4433136	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0878	5795344	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0932	5801600	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0932	5802352	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0954	5817352	Hooks::run( )	../SearchEngine.php:231
12	0.0955	5818952	call_user_func_array ( )	../Hooks.php:209
13	0.0955	5819656	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0959	5893688	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0964	5939712	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0991	6174760	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0994	6206344	PoolCounterWork->execute( )	../Util.php:133
18	0.0995	6230600	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0995	6230784	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0995	6230856	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0996	6232792	PoolCounterWork->execute( )	../Util.php:129
22	0.0996	6233440	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0996	6233624	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0996	6233744	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1019	6348024	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1020	6351960	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1020	6352240	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1021	6353544	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1021	6353936	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	0.0163	3375840	MediaWiki->run( )	../index.php:46
3	0.0163	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.1041	6277248	OutputPage->output( )	../MediaWiki.php:583
5	0.1043	6283704	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1043	6285000	WebResponse->header( )	../OutputPage.php:2134
7	0.1043	6285144	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	0.0163	3375840	MediaWiki->run( )	../index.php:46
3	0.0163	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.1041	6277248	OutputPage->output( )	../MediaWiki.php:583
5	0.1043	6283704	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1050	6293032	WebResponse->header( )	../OutputPage.php:2171
7	0.1050	6293176	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	0.0163	3375840	MediaWiki->run( )	../index.php:46
3	0.0163	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.1041	6277248	OutputPage->output( )	../MediaWiki.php:583
5	0.1043	6283704	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1055	6292976	WebResponse->header( )	../OutputPage.php:2172
7	0.1055	6293120	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	0.0163	3375840	MediaWiki->run( )	../index.php:46
3	0.0163	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.1041	6277248	OutputPage->output( )	../MediaWiki.php:583
5	0.1060	6292976	WebResponse->header( )	../OutputPage.php:2220
6	0.1060	6293120	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	0.0163	3375840	MediaWiki->run( )	../index.php:46
3	0.0163	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.1041	6277248	OutputPage->output( )	../MediaWiki.php:583
5	0.1066	6293136	WebResponse->header( )	../OutputPage.php:2227
6	0.1066	6293280	header ( )	../WebResponse.php:37