( ! ) Warning: Search backend error during near_match search for '18.223.172.224' 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	0.0001	235248	{main}( )	../index.php:0
2	0.0117	3377312	MediaWiki->run( )	../index.php:46
3	0.0117	3378720	MediaWiki->main( )	../MediaWiki.php:424
4	0.0207	3552864	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0359	4380360	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0363	4434256	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0364	4434624	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0820	5796176	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0873	5802184	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0873	5802936	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0897	5817928	Hooks::run( )	../SearchEngine.php:231
12	0.0897	5819528	call_user_func_array ( )	../Hooks.php:209
13	0.0897	5820232	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0903	5894280	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0912	5940328	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0949	6175432	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0951	6208208	PoolCounterWork->execute( )	../Util.php:133
18	0.0953	6232680	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0953	6232864	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0953	6232936	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0953	6234904	PoolCounterWork->execute( )	../Util.php:129
22	0.0953	6235552	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0953	6235736	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0953	6235856	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1020	6350120	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1022	6354056	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1022	6354336	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1023	6355640	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1024	6356032	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	235248	{main}( )	../index.php:0
2	0.0117	3377312	MediaWiki->run( )	../index.php:46
3	0.0117	3378720	MediaWiki->main( )	../MediaWiki.php:424
4	0.1042	6279256	OutputPage->output( )	../MediaWiki.php:583
5	0.1045	6285712	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1046	6287008	WebResponse->header( )	../OutputPage.php:2134
7	0.1046	6287152	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	235248	{main}( )	../index.php:0
2	0.0117	3377312	MediaWiki->run( )	../index.php:46
3	0.0117	3378720	MediaWiki->main( )	../MediaWiki.php:424
4	0.1042	6279256	OutputPage->output( )	../MediaWiki.php:583
5	0.1045	6285712	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1053	6295040	WebResponse->header( )	../OutputPage.php:2171
7	0.1053	6295184	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	235248	{main}( )	../index.php:0
2	0.0117	3377312	MediaWiki->run( )	../index.php:46
3	0.0117	3378720	MediaWiki->main( )	../MediaWiki.php:424
4	0.1042	6279256	OutputPage->output( )	../MediaWiki.php:583
5	0.1045	6285712	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1058	6294984	WebResponse->header( )	../OutputPage.php:2172
7	0.1058	6295128	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	235248	{main}( )	../index.php:0
2	0.0117	3377312	MediaWiki->run( )	../index.php:46
3	0.0117	3378720	MediaWiki->main( )	../MediaWiki.php:424
4	0.1042	6279256	OutputPage->output( )	../MediaWiki.php:583
5	0.1064	6294984	WebResponse->header( )	../OutputPage.php:2220
6	0.1064	6295128	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	235248	{main}( )	../index.php:0
2	0.0117	3377312	MediaWiki->run( )	../index.php:46
3	0.0117	3378720	MediaWiki->main( )	../MediaWiki.php:424
4	0.1042	6279256	OutputPage->output( )	../MediaWiki.php:583
5	0.1070	6295144	WebResponse->header( )	../OutputPage.php:2227
6	0.1070	6295288	header ( )	../WebResponse.php:37