( ! ) Warning: Search backend error during near_match search for '18.191.111.228' after 38. 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	0.0221	3376096	MediaWiki->run( )	../index.php:46
3	0.0221	3377504	MediaWiki->main( )	../MediaWiki.php:424
4	0.0668	3551592	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0966	4379144	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0970	4433064	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0970	4433432	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.3710	5795304	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.4188	5801560	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.4188	5802312	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.4539	5817304	Hooks::run( )	../SearchEngine.php:231
12	0.4540	5818904	call_user_func_array ( )	../Hooks.php:209
13	0.4540	5819608	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.4576	5893648	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.4582	5939688	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.4606	6174784	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.4610	6206368	PoolCounterWork->execute( )	../Util.php:133
18	0.4611	6230624	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.4611	6230808	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.4611	6230880	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.4612	6232816	PoolCounterWork->execute( )	../Util.php:129
22	0.4612	6233464	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.4612	6233648	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.4612	6233768	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.4997	6348032	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.4998	6351968	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.4998	6352248	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.5135	6353552	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.5135	6353944	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	0.0221	3376096	MediaWiki->run( )	../index.php:46
3	0.0221	3377504	MediaWiki->main( )	../MediaWiki.php:424
4	0.5155	6277232	OutputPage->output( )	../MediaWiki.php:583
5	0.5157	6283688	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5158	6284984	WebResponse->header( )	../OutputPage.php:2134
7	0.5158	6285128	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	0.0221	3376096	MediaWiki->run( )	../index.php:46
3	0.0221	3377504	MediaWiki->main( )	../MediaWiki.php:424
4	0.5155	6277232	OutputPage->output( )	../MediaWiki.php:583
5	0.5157	6283688	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5165	6293016	WebResponse->header( )	../OutputPage.php:2171
7	0.5165	6293160	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	0.0221	3376096	MediaWiki->run( )	../index.php:46
3	0.0221	3377504	MediaWiki->main( )	../MediaWiki.php:424
4	0.5155	6277232	OutputPage->output( )	../MediaWiki.php:583
5	0.5157	6283688	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5169	6292960	WebResponse->header( )	../OutputPage.php:2172
7	0.5169	6293104	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	0.0221	3376096	MediaWiki->run( )	../index.php:46
3	0.0221	3377504	MediaWiki->main( )	../MediaWiki.php:424
4	0.5155	6277232	OutputPage->output( )	../MediaWiki.php:583
5	0.5456	6292960	WebResponse->header( )	../OutputPage.php:2220
6	0.5456	6293104	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	0.0221	3376096	MediaWiki->run( )	../index.php:46
3	0.0221	3377504	MediaWiki->main( )	../MediaWiki.php:424
4	0.5155	6277232	OutputPage->output( )	../MediaWiki.php:583
5	0.5463	6293120	WebResponse->header( )	../OutputPage.php:2227
6	0.5463	6293264	header ( )	../WebResponse.php:37