( ! ) Warning: Search backend error during near_match search for '3.17.76.72' 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	233896	{main}( )	../index.php:0
2	0.0135	3376040	MediaWiki->run( )	../index.php:46
3	0.0136	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.0248	3551680	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0395	4379192	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0400	4433088	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0400	4433456	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0855	5794512	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0911	5800768	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0911	5801520	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0935	5816520	Hooks::run( )	../SearchEngine.php:231
12	0.0935	5818120	call_user_func_array ( )	../Hooks.php:209
13	0.0935	5818824	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0939	5892832	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0943	5938856	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0963	6173960	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0965	6205544	PoolCounterWork->execute( )	../Util.php:133
18	0.0966	6229800	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0966	6229984	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0966	6230056	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0966	6231992	PoolCounterWork->execute( )	../Util.php:129
22	0.0966	6232640	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0966	6232824	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0966	6232944	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1028	6347192	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1030	6351120	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1030	6351400	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1031	6352688	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1031	6353080	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	233896	{main}( )	../index.php:0
2	0.0135	3376040	MediaWiki->run( )	../index.php:46
3	0.0136	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.1051	6276368	OutputPage->output( )	../MediaWiki.php:583
5	0.1054	6282816	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1055	6284112	WebResponse->header( )	../OutputPage.php:2134
7	0.1055	6284256	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	233896	{main}( )	../index.php:0
2	0.0135	3376040	MediaWiki->run( )	../index.php:46
3	0.0136	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.1051	6276368	OutputPage->output( )	../MediaWiki.php:583
5	0.1054	6282816	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1062	6292144	WebResponse->header( )	../OutputPage.php:2171
7	0.1062	6292288	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	233896	{main}( )	../index.php:0
2	0.0135	3376040	MediaWiki->run( )	../index.php:46
3	0.0136	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.1051	6276368	OutputPage->output( )	../MediaWiki.php:583
5	0.1054	6282816	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1067	6292088	WebResponse->header( )	../OutputPage.php:2172
7	0.1067	6292232	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	233896	{main}( )	../index.php:0
2	0.0135	3376040	MediaWiki->run( )	../index.php:46
3	0.0136	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.1051	6276368	OutputPage->output( )	../MediaWiki.php:583
5	0.1072	6292088	WebResponse->header( )	../OutputPage.php:2220
6	0.1072	6292232	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	233896	{main}( )	../index.php:0
2	0.0135	3376040	MediaWiki->run( )	../index.php:46
3	0.0136	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.1051	6276368	OutputPage->output( )	../MediaWiki.php:583
5	0.1079	6292240	WebResponse->header( )	../OutputPage.php:2227
6	0.1079	6292384	header ( )	../WebResponse.php:37