( ! ) Warning: Search backend error during near_match search for '18.223.239.196' 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	233960	{main}( )	../index.php:0
2	0.0307	3375880	MediaWiki->run( )	../index.php:46
3	0.0308	3377288	MediaWiki->main( )	../MediaWiki.php:424
4	0.0422	3551480	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0581	4379048	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0586	4432984	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0586	4433352	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.1034	5794392	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.1088	5800648	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.1088	5801400	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1110	5816392	Hooks::run( )	../SearchEngine.php:231
12	0.1110	5817992	call_user_func_array ( )	../Hooks.php:209
13	0.1110	5818696	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1115	5892728	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1122	5938760	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1148	6173816	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1151	6205400	PoolCounterWork->execute( )	../Util.php:133
18	0.1153	6229656	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1153	6229840	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1153	6229912	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1153	6231848	PoolCounterWork->execute( )	../Util.php:129
22	0.1153	6232496	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1153	6232680	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1153	6232800	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1218	6347032	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1219	6350968	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1219	6351248	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1220	6352552	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1220	6352944	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	233960	{main}( )	../index.php:0
2	0.0307	3375880	MediaWiki->run( )	../index.php:46
3	0.0308	3377288	MediaWiki->main( )	../MediaWiki.php:424
4	0.1240	6276264	OutputPage->output( )	../MediaWiki.php:583
5	0.1243	6282720	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1244	6284016	WebResponse->header( )	../OutputPage.php:2134
7	0.1244	6284160	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	233960	{main}( )	../index.php:0
2	0.0307	3375880	MediaWiki->run( )	../index.php:46
3	0.0308	3377288	MediaWiki->main( )	../MediaWiki.php:424
4	0.1240	6276264	OutputPage->output( )	../MediaWiki.php:583
5	0.1243	6282720	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1251	6292048	WebResponse->header( )	../OutputPage.php:2171
7	0.1251	6292192	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	233960	{main}( )	../index.php:0
2	0.0307	3375880	MediaWiki->run( )	../index.php:46
3	0.0308	3377288	MediaWiki->main( )	../MediaWiki.php:424
4	0.1240	6276264	OutputPage->output( )	../MediaWiki.php:583
5	0.1243	6282720	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1256	6291992	WebResponse->header( )	../OutputPage.php:2172
7	0.1256	6292136	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	233960	{main}( )	../index.php:0
2	0.0307	3375880	MediaWiki->run( )	../index.php:46
3	0.0308	3377288	MediaWiki->main( )	../MediaWiki.php:424
4	0.1240	6276264	OutputPage->output( )	../MediaWiki.php:583
5	0.1261	6291992	WebResponse->header( )	../OutputPage.php:2220
6	0.1261	6292136	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	233960	{main}( )	../index.php:0
2	0.0307	3375880	MediaWiki->run( )	../index.php:46
3	0.0308	3377288	MediaWiki->main( )	../MediaWiki.php:424
4	0.1240	6276264	OutputPage->output( )	../MediaWiki.php:583
5	0.1267	6292152	WebResponse->header( )	../OutputPage.php:2227
6	0.1267	6292296	header ( )	../WebResponse.php:37