( ! ) Warning: Search backend error during near_match search for '3.143.247.125' 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	235360	{main}( )	../index.php:0
2	0.0159	3781352	MediaWiki->run( )	../index.php:46
3	0.0160	3782760	MediaWiki->main( )	../MediaWiki.php:424
4	0.0340	3956792	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0684	4411456	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0689	4465512	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0690	4465880	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.2504	5809864	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.2828	5815832	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.2828	5816584	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.2898	5831584	Hooks::run( )	../SearchEngine.php:231
12	0.2899	5833184	call_user_func_array ( )	../Hooks.php:209
13	0.2899	5833888	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.2904	5907944	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.2912	5953968	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.3255	6189024	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.3258	6220608	PoolCounterWork->execute( )	../Util.php:133
18	0.3260	6244864	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.3260	6245048	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.3260	6245120	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.3260	6247056	PoolCounterWork->execute( )	../Util.php:129
22	0.3260	6247704	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.3260	6247888	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.3260	6248008	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.3409	6362264	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.3410	6366200	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.3410	6366480	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.3411	6367784	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.3412	6368176	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	235360	{main}( )	../index.php:0
2	0.0159	3781352	MediaWiki->run( )	../index.php:46
3	0.0160	3782760	MediaWiki->main( )	../MediaWiki.php:424
4	0.3429	6291488	OutputPage->output( )	../MediaWiki.php:583
5	0.3431	6297936	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.3432	6299232	WebResponse->header( )	../OutputPage.php:2134
7	0.3432	6299376	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	235360	{main}( )	../index.php:0
2	0.0159	3781352	MediaWiki->run( )	../index.php:46
3	0.0160	3782760	MediaWiki->main( )	../MediaWiki.php:424
4	0.3429	6291488	OutputPage->output( )	../MediaWiki.php:583
5	0.3431	6297936	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.3438	6307264	WebResponse->header( )	../OutputPage.php:2171
7	0.3438	6307408	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	235360	{main}( )	../index.php:0
2	0.0159	3781352	MediaWiki->run( )	../index.php:46
3	0.0160	3782760	MediaWiki->main( )	../MediaWiki.php:424
4	0.3429	6291488	OutputPage->output( )	../MediaWiki.php:583
5	0.3431	6297936	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.3443	6307208	WebResponse->header( )	../OutputPage.php:2172
7	0.3443	6307352	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	235360	{main}( )	../index.php:0
2	0.0159	3781352	MediaWiki->run( )	../index.php:46
3	0.0160	3782760	MediaWiki->main( )	../MediaWiki.php:424
4	0.3429	6291488	OutputPage->output( )	../MediaWiki.php:583
5	0.3448	6307208	WebResponse->header( )	../OutputPage.php:2220
6	0.3448	6307352	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	235360	{main}( )	../index.php:0
2	0.0159	3781352	MediaWiki->run( )	../index.php:46
3	0.0160	3782760	MediaWiki->main( )	../MediaWiki.php:424
4	0.3429	6291488	OutputPage->output( )	../MediaWiki.php:583
5	0.3586	6307368	WebResponse->header( )	../OutputPage.php:2227
6	0.3586	6307512	header ( )	../WebResponse.php:37