( ! ) Warning: Search backend error during near_match search for '18.118.4.62' 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	233928	{main}( )	../index.php:0
2	0.0108	3376392	MediaWiki->run( )	../index.php:46
3	0.0109	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.0197	3551872	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0349	4379488	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0353	4433360	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0354	4433728	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0797	5796280	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0847	5802512	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0847	5803264	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0869	5818264	Hooks::run( )	../SearchEngine.php:231
12	0.0869	5819864	call_user_func_array ( )	../Hooks.php:209
13	0.0869	5820568	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0874	5894600	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0883	5940624	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0915	6175680	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0920	6207280	PoolCounterWork->execute( )	../Util.php:133
18	0.0921	6231536	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0921	6231720	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0921	6231792	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0922	6233728	PoolCounterWork->execute( )	../Util.php:129
22	0.0922	6234376	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0922	6234560	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0922	6234680	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0986	6348928	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0988	6352856	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0988	6353136	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0989	6354424	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0989	6354816	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	233928	{main}( )	../index.php:0
2	0.0108	3376392	MediaWiki->run( )	../index.php:46
3	0.0109	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.1008	6278152	OutputPage->output( )	../MediaWiki.php:583
5	0.1010	6284600	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1011	6285896	WebResponse->header( )	../OutputPage.php:2134
7	0.1011	6286040	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	233928	{main}( )	../index.php:0
2	0.0108	3376392	MediaWiki->run( )	../index.php:46
3	0.0109	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.1008	6278152	OutputPage->output( )	../MediaWiki.php:583
5	0.1010	6284600	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1018	6293928	WebResponse->header( )	../OutputPage.php:2171
7	0.1018	6294072	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	233928	{main}( )	../index.php:0
2	0.0108	3376392	MediaWiki->run( )	../index.php:46
3	0.0109	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.1008	6278152	OutputPage->output( )	../MediaWiki.php:583
5	0.1010	6284600	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1023	6293872	WebResponse->header( )	../OutputPage.php:2172
7	0.1023	6294016	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	233928	{main}( )	../index.php:0
2	0.0108	3376392	MediaWiki->run( )	../index.php:46
3	0.0109	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.1008	6278152	OutputPage->output( )	../MediaWiki.php:583
5	0.1028	6293872	WebResponse->header( )	../OutputPage.php:2220
6	0.1028	6294016	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	233928	{main}( )	../index.php:0
2	0.0108	3376392	MediaWiki->run( )	../index.php:46
3	0.0109	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.1008	6278152	OutputPage->output( )	../MediaWiki.php:583
5	0.1034	6294032	WebResponse->header( )	../OutputPage.php:2227
6	0.1034	6294176	header ( )	../WebResponse.php:37