( ! ) Warning: Search backend error during near_match search for '18.222.5.111' after 2. 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	240880	{main}( )	../index.php:0
2	0.0550	3790120	MediaWiki->run( )	../index.php:46
3	0.0551	3791528	MediaWiki->main( )	../MediaWiki.php:424
4	0.0842	3965600	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0970	4420360	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0974	4474376	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0974	4474744	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.1552	5819576	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.1714	5825792	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.1714	5826544	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1756	5841544	Hooks::run( )	../SearchEngine.php:231
12	0.1756	5843144	call_user_func_array ( )	../Hooks.php:209
13	0.1756	5843848	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1760	5917912	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1765	5963936	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1831	6199024	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1834	6231792	PoolCounterWork->execute( )	../Util.php:133
18	0.1836	6256232	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1836	6256416	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1836	6256488	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1836	6258456	PoolCounterWork->execute( )	../Util.php:129
22	0.1836	6259104	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1836	6259288	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1836	6259408	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1856	6373704	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1857	6377640	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1857	6377920	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1858	6379224	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1858	6379616	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	240880	{main}( )	../index.php:0
2	0.0550	3790120	MediaWiki->run( )	../index.php:46
3	0.0551	3791528	MediaWiki->main( )	../MediaWiki.php:424
4	0.1880	6302872	OutputPage->output( )	../MediaWiki.php:583
5	0.1882	6309328	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1883	6310624	WebResponse->header( )	../OutputPage.php:2134
7	0.1883	6310768	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	240880	{main}( )	../index.php:0
2	0.0550	3790120	MediaWiki->run( )	../index.php:46
3	0.0551	3791528	MediaWiki->main( )	../MediaWiki.php:424
4	0.1880	6302872	OutputPage->output( )	../MediaWiki.php:583
5	0.1882	6309328	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1890	6318656	WebResponse->header( )	../OutputPage.php:2171
7	0.1890	6318800	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	240880	{main}( )	../index.php:0
2	0.0550	3790120	MediaWiki->run( )	../index.php:46
3	0.0551	3791528	MediaWiki->main( )	../MediaWiki.php:424
4	0.1880	6302872	OutputPage->output( )	../MediaWiki.php:583
5	0.1882	6309328	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1895	6318600	WebResponse->header( )	../OutputPage.php:2172
7	0.1895	6318744	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	240880	{main}( )	../index.php:0
2	0.0550	3790120	MediaWiki->run( )	../index.php:46
3	0.0551	3791528	MediaWiki->main( )	../MediaWiki.php:424
4	0.1880	6302872	OutputPage->output( )	../MediaWiki.php:583
5	0.1899	6318600	WebResponse->header( )	../OutputPage.php:2220
6	0.1899	6318744	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	240880	{main}( )	../index.php:0
2	0.0550	3790120	MediaWiki->run( )	../index.php:46
3	0.0551	3791528	MediaWiki->main( )	../MediaWiki.php:424
4	0.1880	6302872	OutputPage->output( )	../MediaWiki.php:583
5	0.1905	6318760	WebResponse->header( )	../OutputPage.php:2227
6	0.1905	6318904	header ( )	../WebResponse.php:37