( ! ) Warning: Search backend error during near_match search for '52.15.243.3' after 15. 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	233928	{main}( )	../index.php:0
2	0.0369	3376408	MediaWiki->run( )	../index.php:46
3	0.0369	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.1198	3551968	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.2883	4379424	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.2888	4433312	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.2888	4433680	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.7865	5796272	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.8298	5802528	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.8298	5803280	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.8463	5818280	Hooks::run( )	../SearchEngine.php:231
12	0.8463	5819880	call_user_func_array ( )	../Hooks.php:209
13	0.8463	5820584	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.8467	5894632	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.8471	5940656	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.8723	6175760	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.8724	6207368	PoolCounterWork->execute( )	../Util.php:133
18	0.8725	6231624	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.8725	6231808	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.8725	6231880	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.8725	6233816	PoolCounterWork->execute( )	../Util.php:129
22	0.8725	6234464	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.8725	6234648	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.8725	6234768	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.8871	6349016	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.8873	6352952	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.8873	6353232	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.8873	6354536	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.8873	6354928	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	233928	{main}( )	../index.php:0
2	0.0369	3376408	MediaWiki->run( )	../index.php:46
3	0.0369	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.9081	6278192	OutputPage->output( )	../MediaWiki.php:583
5	0.9083	6284648	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.9084	6285944	WebResponse->header( )	../OutputPage.php:2134
7	0.9084	6286088	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	233928	{main}( )	../index.php:0
2	0.0369	3376408	MediaWiki->run( )	../index.php:46
3	0.0369	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.9081	6278192	OutputPage->output( )	../MediaWiki.php:583
5	0.9083	6284648	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.9091	6293976	WebResponse->header( )	../OutputPage.php:2171
7	0.9091	6294120	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	233928	{main}( )	../index.php:0
2	0.0369	3376408	MediaWiki->run( )	../index.php:46
3	0.0369	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.9081	6278192	OutputPage->output( )	../MediaWiki.php:583
5	0.9083	6284648	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.9096	6293920	WebResponse->header( )	../OutputPage.php:2172
7	0.9096	6294064	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	233928	{main}( )	../index.php:0
2	0.0369	3376408	MediaWiki->run( )	../index.php:46
3	0.0369	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.9081	6278192	OutputPage->output( )	../MediaWiki.php:583
5	0.9101	6293920	WebResponse->header( )	../OutputPage.php:2220
6	0.9101	6294064	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	233928	{main}( )	../index.php:0
2	0.0369	3376408	MediaWiki->run( )	../index.php:46
3	0.0369	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.9081	6278192	OutputPage->output( )	../MediaWiki.php:583
5	0.9106	6294080	WebResponse->header( )	../OutputPage.php:2227
6	0.9106	6294224	header ( )	../WebResponse.php:37