( ! ) Warning: Search backend error during near_match search for '3.131.13.23' after 30. 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	0.0444	3376408	MediaWiki->run( )	../index.php:46
3	0.0444	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.1339	3551968	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.2358	4379424	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.2362	4433312	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.2363	4433680	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.5169	5796240	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.5352	5802496	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.5352	5803248	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.5402	5818248	Hooks::run( )	../SearchEngine.php:231
12	0.5402	5819848	call_user_func_array ( )	../Hooks.php:209
13	0.5402	5820552	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.5406	5894600	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.5414	5940624	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.5445	6175720	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.5447	6207312	PoolCounterWork->execute( )	../Util.php:133
18	0.5449	6231568	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.5449	6231752	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.5449	6231824	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.5450	6233760	PoolCounterWork->execute( )	../Util.php:129
22	0.5450	6234408	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.5450	6234592	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.5450	6234712	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.5747	6348992	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.5791	6352928	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.5791	6353208	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.5796	6354512	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.5796	6354904	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	0.0444	3376408	MediaWiki->run( )	../index.php:46
3	0.0444	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.5817	6278184	OutputPage->output( )	../MediaWiki.php:583
5	0.5819	6284640	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5820	6285936	WebResponse->header( )	../OutputPage.php:2134
7	0.5820	6286080	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	0.0444	3376408	MediaWiki->run( )	../index.php:46
3	0.0444	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.5817	6278184	OutputPage->output( )	../MediaWiki.php:583
5	0.5819	6284640	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5860	6293968	WebResponse->header( )	../OutputPage.php:2171
7	0.5860	6294112	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	0.0444	3376408	MediaWiki->run( )	../index.php:46
3	0.0444	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.5817	6278184	OutputPage->output( )	../MediaWiki.php:583
5	0.5819	6284640	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5865	6293912	WebResponse->header( )	../OutputPage.php:2172
7	0.5865	6294056	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	0.0444	3376408	MediaWiki->run( )	../index.php:46
3	0.0444	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.5817	6278184	OutputPage->output( )	../MediaWiki.php:583
5	0.5870	6293912	WebResponse->header( )	../OutputPage.php:2220
6	0.5870	6294056	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	0.0444	3376408	MediaWiki->run( )	../index.php:46
3	0.0444	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.5817	6278184	OutputPage->output( )	../MediaWiki.php:583
5	0.5876	6294072	WebResponse->header( )	../OutputPage.php:2227
6	0.5876	6294216	header ( )	../WebResponse.php:37