( ! ) Warning: Search backend error during near_match search for '18.216.94.152' after 2. 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	235872	{main}( )	../index.php:0
2	0.0157	3782080	MediaWiki->run( )	../index.php:46
3	0.0158	3783488	MediaWiki->main( )	../MediaWiki.php:424
4	0.0236	3957656	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0355	4412392	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0359	4466392	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0359	4466760	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0768	5811248	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0825	5817464	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0825	5818216	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0851	5833216	Hooks::run( )	../SearchEngine.php:231
12	0.0851	5834816	call_user_func_array ( )	../Hooks.php:209
13	0.0851	5835520	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0856	5909584	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0863	5955608	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0891	6190664	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0893	6222248	PoolCounterWork->execute( )	../Util.php:133
18	0.0894	6246504	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0894	6246688	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0894	6246760	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0895	6248696	PoolCounterWork->execute( )	../Util.php:129
22	0.0895	6249344	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0895	6249528	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0895	6249648	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0916	6363928	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0917	6367864	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0917	6368144	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0918	6369448	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0918	6369840	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	235872	{main}( )	../index.php:0
2	0.0157	3782080	MediaWiki->run( )	../index.php:46
3	0.0158	3783488	MediaWiki->main( )	../MediaWiki.php:424
4	0.0935	6293144	OutputPage->output( )	../MediaWiki.php:583
5	0.0937	6299600	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0938	6300896	WebResponse->header( )	../OutputPage.php:2134
7	0.0938	6301040	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	235872	{main}( )	../index.php:0
2	0.0157	3782080	MediaWiki->run( )	../index.php:46
3	0.0158	3783488	MediaWiki->main( )	../MediaWiki.php:424
4	0.0935	6293144	OutputPage->output( )	../MediaWiki.php:583
5	0.0937	6299600	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0944	6308928	WebResponse->header( )	../OutputPage.php:2171
7	0.0944	6309072	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	235872	{main}( )	../index.php:0
2	0.0157	3782080	MediaWiki->run( )	../index.php:46
3	0.0158	3783488	MediaWiki->main( )	../MediaWiki.php:424
4	0.0935	6293144	OutputPage->output( )	../MediaWiki.php:583
5	0.0937	6299600	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0949	6308872	WebResponse->header( )	../OutputPage.php:2172
7	0.0949	6309016	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	235872	{main}( )	../index.php:0
2	0.0157	3782080	MediaWiki->run( )	../index.php:46
3	0.0158	3783488	MediaWiki->main( )	../MediaWiki.php:424
4	0.0935	6293144	OutputPage->output( )	../MediaWiki.php:583
5	0.0955	6308872	WebResponse->header( )	../OutputPage.php:2220
6	0.0955	6309016	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	235872	{main}( )	../index.php:0
2	0.0157	3782080	MediaWiki->run( )	../index.php:46
3	0.0158	3783488	MediaWiki->main( )	../MediaWiki.php:424
4	0.0935	6293144	OutputPage->output( )	../MediaWiki.php:583
5	0.0960	6309032	WebResponse->header( )	../OutputPage.php:2227
6	0.0960	6309176	header ( )	../WebResponse.php:37