( ! ) Warning: Search backend error during near_match search for '3.21.244.34' 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	0.0001	233928	{main}( )	../index.php:0
2	0.0105	3376392	MediaWiki->run( )	../index.php:46
3	0.0105	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.0199	3551872	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0352	4379488	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0357	4433360	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0357	4433728	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0785	5796280	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0836	5802512	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0836	5803264	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0858	5818264	Hooks::run( )	../SearchEngine.php:231
12	0.0858	5819864	call_user_func_array ( )	../Hooks.php:209
13	0.0858	5820568	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0864	5894616	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0871	5940640	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0904	6175744	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0907	6208528	PoolCounterWork->execute( )	../Util.php:133
18	0.0908	6233000	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0908	6233184	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0908	6233256	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0909	6235224	PoolCounterWork->execute( )	../Util.php:129
22	0.0909	6235872	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0909	6236056	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0909	6236176	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0974	6350456	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0975	6354384	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0975	6354664	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0976	6355952	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0976	6356344	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	0.0105	3376392	MediaWiki->run( )	../index.php:46
3	0.0105	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.0995	6279584	OutputPage->output( )	../MediaWiki.php:583
5	0.0997	6286032	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0998	6287328	WebResponse->header( )	../OutputPage.php:2134
7	0.0998	6287472	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	0.0105	3376392	MediaWiki->run( )	../index.php:46
3	0.0105	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.0995	6279584	OutputPage->output( )	../MediaWiki.php:583
5	0.0997	6286032	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1004	6295360	WebResponse->header( )	../OutputPage.php:2171
7	0.1005	6295504	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	0.0105	3376392	MediaWiki->run( )	../index.php:46
3	0.0105	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.0995	6279584	OutputPage->output( )	../MediaWiki.php:583
5	0.0997	6286032	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1009	6295304	WebResponse->header( )	../OutputPage.php:2172
7	0.1009	6295448	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	0.0105	3376392	MediaWiki->run( )	../index.php:46
3	0.0105	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.0995	6279584	OutputPage->output( )	../MediaWiki.php:583
5	0.1014	6295304	WebResponse->header( )	../OutputPage.php:2220
6	0.1014	6295448	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	0.0105	3376392	MediaWiki->run( )	../index.php:46
3	0.0105	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.0995	6279584	OutputPage->output( )	../MediaWiki.php:583
5	0.1020	6295464	WebResponse->header( )	../OutputPage.php:2227
6	0.1020	6295608	header ( )	../WebResponse.php:37