( ! ) Warning: Search backend error during near_match search for '18.223.238.38' 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	0.0002	233960	{main}( )	../index.php:0
2	0.0340	3375896	MediaWiki->run( )	../index.php:46
3	0.0341	3377304	MediaWiki->main( )	../MediaWiki.php:424
4	0.0462	3551440	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0633	4379048	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0638	4432944	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0638	4433312	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.1141	5794760	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.1197	5801016	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.1197	5801768	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1223	5816768	Hooks::run( )	../SearchEngine.php:231
12	0.1223	5818368	call_user_func_array ( )	../Hooks.php:209
13	0.1224	5819072	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1228	5893104	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1236	5939128	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1268	6174176	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1271	6205760	PoolCounterWork->execute( )	../Util.php:133
18	0.1273	6230016	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1273	6230200	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1273	6230272	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1273	6232208	PoolCounterWork->execute( )	../Util.php:129
22	0.1273	6232856	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1273	6233040	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1273	6233160	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1348	6347448	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1349	6351384	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1349	6351664	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1350	6352968	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1351	6353360	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	0.0002	233960	{main}( )	../index.php:0
2	0.0340	3375896	MediaWiki->run( )	../index.php:46
3	0.0341	3377304	MediaWiki->main( )	../MediaWiki.php:424
4	0.1370	6276672	OutputPage->output( )	../MediaWiki.php:583
5	0.1373	6283128	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1374	6284424	WebResponse->header( )	../OutputPage.php:2134
7	0.1374	6284568	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	0.0002	233960	{main}( )	../index.php:0
2	0.0340	3375896	MediaWiki->run( )	../index.php:46
3	0.0341	3377304	MediaWiki->main( )	../MediaWiki.php:424
4	0.1370	6276672	OutputPage->output( )	../MediaWiki.php:583
5	0.1373	6283128	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1385	6292456	WebResponse->header( )	../OutputPage.php:2171
7	0.1385	6292600	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	0.0002	233960	{main}( )	../index.php:0
2	0.0340	3375896	MediaWiki->run( )	../index.php:46
3	0.0341	3377304	MediaWiki->main( )	../MediaWiki.php:424
4	0.1370	6276672	OutputPage->output( )	../MediaWiki.php:583
5	0.1373	6283128	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1390	6292400	WebResponse->header( )	../OutputPage.php:2172
7	0.1390	6292544	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	0.0002	233960	{main}( )	../index.php:0
2	0.0340	3375896	MediaWiki->run( )	../index.php:46
3	0.0341	3377304	MediaWiki->main( )	../MediaWiki.php:424
4	0.1370	6276672	OutputPage->output( )	../MediaWiki.php:583
5	0.1396	6292400	WebResponse->header( )	../OutputPage.php:2220
6	0.1396	6292544	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	0.0002	233960	{main}( )	../index.php:0
2	0.0340	3375896	MediaWiki->run( )	../index.php:46
3	0.0341	3377304	MediaWiki->main( )	../MediaWiki.php:424
4	0.1370	6276672	OutputPage->output( )	../MediaWiki.php:583
5	0.1402	6292560	WebResponse->header( )	../OutputPage.php:2227
6	0.1402	6292704	header ( )	../WebResponse.php:37