( ! ) Warning: Search backend error during near_match search for '18.223.239.103' after 7. 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	233960	{main}( )	../index.php:0
2	0.0088	3376416	MediaWiki->run( )	../index.php:46
3	0.0088	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0172	3551992	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0324	4379472	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0329	4433344	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0329	4433712	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0823	5798128	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0881	5804408	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0881	5805160	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0905	5820152	Hooks::run( )	../SearchEngine.php:231
12	0.0905	5821752	call_user_func_array ( )	../Hooks.php:209
13	0.0905	5822456	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0912	5896512	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0920	5942544	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0950	6177600	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0953	6209184	PoolCounterWork->execute( )	../Util.php:133
18	0.0954	6233440	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0954	6233624	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0954	6233696	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0955	6235632	PoolCounterWork->execute( )	../Util.php:129
22	0.0955	6236280	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0955	6236464	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0955	6236584	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1021	6350656	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1022	6354592	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1022	6354872	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1023	6356176	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1023	6356568	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	233960	{main}( )	../index.php:0
2	0.0088	3376416	MediaWiki->run( )	../index.php:46
3	0.0088	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1040	6279856	OutputPage->output( )	../MediaWiki.php:583
5	0.1042	6286312	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1043	6287608	WebResponse->header( )	../OutputPage.php:2134
7	0.1043	6287752	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	233960	{main}( )	../index.php:0
2	0.0088	3376416	MediaWiki->run( )	../index.php:46
3	0.0088	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1040	6279856	OutputPage->output( )	../MediaWiki.php:583
5	0.1042	6286312	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1049	6295640	WebResponse->header( )	../OutputPage.php:2171
7	0.1049	6295784	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	233960	{main}( )	../index.php:0
2	0.0088	3376416	MediaWiki->run( )	../index.php:46
3	0.0088	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1040	6279856	OutputPage->output( )	../MediaWiki.php:583
5	0.1042	6286312	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1054	6295584	WebResponse->header( )	../OutputPage.php:2172
7	0.1054	6295728	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	233960	{main}( )	../index.php:0
2	0.0088	3376416	MediaWiki->run( )	../index.php:46
3	0.0088	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1040	6279856	OutputPage->output( )	../MediaWiki.php:583
5	0.1059	6295584	WebResponse->header( )	../OutputPage.php:2220
6	0.1059	6295728	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	233960	{main}( )	../index.php:0
2	0.0088	3376416	MediaWiki->run( )	../index.php:46
3	0.0088	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1040	6279856	OutputPage->output( )	../MediaWiki.php:583
5	0.1065	6295744	WebResponse->header( )	../OutputPage.php:2227
6	0.1065	6295888	header ( )	../WebResponse.php:37