( ! ) Warning: Search backend error during near_match search for '18.227.190.93' 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	0.0000	236384	{main}( )	../index.php:0
2	0.0180	3782784	MediaWiki->run( )	../index.php:46
3	0.0180	3784192	MediaWiki->main( )	../MediaWiki.php:424
4	0.0256	3958384	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0365	4413192	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0369	4467192	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0370	4467560	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0799	5811480	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0849	5817496	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0849	5818248	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0871	5833248	Hooks::run( )	../SearchEngine.php:231
12	0.0871	5834848	call_user_func_array ( )	../Hooks.php:209
13	0.0872	5835552	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0877	5909600	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0884	5955624	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0910	6190680	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0912	6222264	PoolCounterWork->execute( )	../Util.php:133
18	0.0913	6246520	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0913	6246704	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0913	6246776	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0913	6248712	PoolCounterWork->execute( )	../Util.php:129
22	0.0913	6249360	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0913	6249544	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0913	6249664	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0976	6363952	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0977	6367888	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0977	6368168	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0978	6369472	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0978	6369864	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	236384	{main}( )	../index.php:0
2	0.0180	3782784	MediaWiki->run( )	../index.php:46
3	0.0180	3784192	MediaWiki->main( )	../MediaWiki.php:424
4	0.0993	6293184	OutputPage->output( )	../MediaWiki.php:583
5	0.0996	6299640	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0997	6300936	WebResponse->header( )	../OutputPage.php:2134
7	0.0997	6301080	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	236384	{main}( )	../index.php:0
2	0.0180	3782784	MediaWiki->run( )	../index.php:46
3	0.0180	3784192	MediaWiki->main( )	../MediaWiki.php:424
4	0.0993	6293184	OutputPage->output( )	../MediaWiki.php:583
5	0.0996	6299640	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1003	6308968	WebResponse->header( )	../OutputPage.php:2171
7	0.1003	6309112	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	236384	{main}( )	../index.php:0
2	0.0180	3782784	MediaWiki->run( )	../index.php:46
3	0.0180	3784192	MediaWiki->main( )	../MediaWiki.php:424
4	0.0993	6293184	OutputPage->output( )	../MediaWiki.php:583
5	0.0996	6299640	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1007	6308912	WebResponse->header( )	../OutputPage.php:2172
7	0.1007	6309056	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	236384	{main}( )	../index.php:0
2	0.0180	3782784	MediaWiki->run( )	../index.php:46
3	0.0180	3784192	MediaWiki->main( )	../MediaWiki.php:424
4	0.0993	6293184	OutputPage->output( )	../MediaWiki.php:583
5	0.1012	6308912	WebResponse->header( )	../OutputPage.php:2220
6	0.1012	6309056	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	236384	{main}( )	../index.php:0
2	0.0180	3782784	MediaWiki->run( )	../index.php:46
3	0.0180	3784192	MediaWiki->main( )	../MediaWiki.php:424
4	0.0993	6293184	OutputPage->output( )	../MediaWiki.php:583
5	0.1019	6309072	WebResponse->header( )	../OutputPage.php:2227
6	0.1019	6309216	header ( )	../WebResponse.php:37