( ! ) Warning: Search backend error during near_match search for '52.15.112.69' 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	235840	{main}( )	../index.php:0
2	0.0158	3781544	MediaWiki->run( )	../index.php:46
3	0.0158	3782952	MediaWiki->main( )	../MediaWiki.php:424
4	0.0253	3957040	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0370	4411912	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0374	4465824	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0374	4466192	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0779	5810216	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0833	5816432	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0833	5817184	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0856	5832184	Hooks::run( )	../SearchEngine.php:231
12	0.0857	5833784	call_user_func_array ( )	../Hooks.php:209
13	0.0857	5834488	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0861	5908544	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0869	5954568	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0899	6189632	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0901	6221216	PoolCounterWork->execute( )	../Util.php:133
18	0.0902	6245472	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0902	6245656	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0902	6245728	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0902	6247664	PoolCounterWork->execute( )	../Util.php:129
22	0.0902	6248312	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0902	6248496	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0902	6248616	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0965	6362904	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0967	6366840	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0967	6367120	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0968	6368424	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0968	6368816	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	235840	{main}( )	../index.php:0
2	0.0158	3781544	MediaWiki->run( )	../index.php:46
3	0.0158	3782952	MediaWiki->main( )	../MediaWiki.php:424
4	0.0987	6292128	OutputPage->output( )	../MediaWiki.php:583
5	0.0989	6298584	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0990	6299880	WebResponse->header( )	../OutputPage.php:2134
7	0.0990	6300024	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	235840	{main}( )	../index.php:0
2	0.0158	3781544	MediaWiki->run( )	../index.php:46
3	0.0158	3782952	MediaWiki->main( )	../MediaWiki.php:424
4	0.0987	6292128	OutputPage->output( )	../MediaWiki.php:583
5	0.0989	6298584	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0996	6307912	WebResponse->header( )	../OutputPage.php:2171
7	0.0996	6308056	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	235840	{main}( )	../index.php:0
2	0.0158	3781544	MediaWiki->run( )	../index.php:46
3	0.0158	3782952	MediaWiki->main( )	../MediaWiki.php:424
4	0.0987	6292128	OutputPage->output( )	../MediaWiki.php:583
5	0.0989	6298584	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1001	6307856	WebResponse->header( )	../OutputPage.php:2172
7	0.1001	6308000	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	235840	{main}( )	../index.php:0
2	0.0158	3781544	MediaWiki->run( )	../index.php:46
3	0.0158	3782952	MediaWiki->main( )	../MediaWiki.php:424
4	0.0987	6292128	OutputPage->output( )	../MediaWiki.php:583
5	0.1006	6307856	WebResponse->header( )	../OutputPage.php:2220
6	0.1006	6308000	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	235840	{main}( )	../index.php:0
2	0.0158	3781544	MediaWiki->run( )	../index.php:46
3	0.0158	3782952	MediaWiki->main( )	../MediaWiki.php:424
4	0.0987	6292128	OutputPage->output( )	../MediaWiki.php:583
5	0.1012	6308016	WebResponse->header( )	../OutputPage.php:2227
6	0.1012	6308160	header ( )	../WebResponse.php:37