( ! ) Warning: Search backend error during near_match search for '18.191.44.23' 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	235248	{main}( )	../index.php:0
2	0.0097	3377864	MediaWiki->run( )	../index.php:46
3	0.0097	3379272	MediaWiki->main( )	../MediaWiki.php:424
4	0.0174	3553464	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0319	4380984	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0324	4434856	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0324	4435224	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0735	5798240	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0785	5804424	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0785	5805176	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0807	5820176	Hooks::run( )	../SearchEngine.php:231
12	0.0807	5821776	call_user_func_array ( )	../Hooks.php:209
13	0.0807	5822480	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0814	5896512	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0822	5942560	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0854	6177632	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0856	6209224	PoolCounterWork->execute( )	../Util.php:133
18	0.0858	6233480	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0858	6233664	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0858	6233736	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0858	6235672	PoolCounterWork->execute( )	../Util.php:129
22	0.0858	6236320	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0858	6236504	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0858	6236624	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0922	6350920	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0924	6354856	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0924	6355136	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0925	6356440	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0925	6356832	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	235248	{main}( )	../index.php:0
2	0.0097	3377864	MediaWiki->run( )	../index.php:46
3	0.0097	3379272	MediaWiki->main( )	../MediaWiki.php:424
4	0.0943	6280152	OutputPage->output( )	../MediaWiki.php:583
5	0.0945	6286608	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0946	6287904	WebResponse->header( )	../OutputPage.php:2134
7	0.0946	6288048	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	235248	{main}( )	../index.php:0
2	0.0097	3377864	MediaWiki->run( )	../index.php:46
3	0.0097	3379272	MediaWiki->main( )	../MediaWiki.php:424
4	0.0943	6280152	OutputPage->output( )	../MediaWiki.php:583
5	0.0945	6286608	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0952	6295936	WebResponse->header( )	../OutputPage.php:2171
7	0.0952	6296080	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	235248	{main}( )	../index.php:0
2	0.0097	3377864	MediaWiki->run( )	../index.php:46
3	0.0097	3379272	MediaWiki->main( )	../MediaWiki.php:424
4	0.0943	6280152	OutputPage->output( )	../MediaWiki.php:583
5	0.0945	6286608	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0957	6295880	WebResponse->header( )	../OutputPage.php:2172
7	0.0957	6296024	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	235248	{main}( )	../index.php:0
2	0.0097	3377864	MediaWiki->run( )	../index.php:46
3	0.0097	3379272	MediaWiki->main( )	../MediaWiki.php:424
4	0.0943	6280152	OutputPage->output( )	../MediaWiki.php:583
5	0.0962	6295880	WebResponse->header( )	../OutputPage.php:2220
6	0.0962	6296024	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	235248	{main}( )	../index.php:0
2	0.0097	3377864	MediaWiki->run( )	../index.php:46
3	0.0097	3379272	MediaWiki->main( )	../MediaWiki.php:424
4	0.0943	6280152	OutputPage->output( )	../MediaWiki.php:583
5	0.0967	6296040	WebResponse->header( )	../OutputPage.php:2227
6	0.0968	6296184	header ( )	../WebResponse.php:37