( ! ) Warning: Search backend error during near_match search for '18.117.192.64' 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	0.0000	235248	{main}( )	../index.php:0
2	0.0233	3377880	MediaWiki->run( )	../index.php:46
3	0.0234	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.0597	3553472	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0975	4381000	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0979	4434888	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0980	4435256	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.1823	5797824	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.1876	5804080	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.1876	5804832	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1902	5819832	Hooks::run( )	../SearchEngine.php:231
12	0.1903	5821432	call_user_func_array ( )	../Hooks.php:209
13	0.1903	5822136	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1908	5896168	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1914	5942208	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1945	6177264	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1948	6208872	PoolCounterWork->execute( )	../Util.php:133
18	0.1950	6233128	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1950	6233312	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1950	6233384	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1950	6235320	PoolCounterWork->execute( )	../Util.php:129
22	0.1950	6235968	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1950	6236152	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1950	6236272	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.2012	6350528	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.2013	6354464	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.2013	6354744	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.2014	6356048	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.2014	6356440	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	235248	{main}( )	../index.php:0
2	0.0233	3377880	MediaWiki->run( )	../index.php:46
3	0.0234	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.2037	6279760	OutputPage->output( )	../MediaWiki.php:583
5	0.2040	6286216	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2041	6287512	WebResponse->header( )	../OutputPage.php:2134
7	0.2041	6287656	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	235248	{main}( )	../index.php:0
2	0.0233	3377880	MediaWiki->run( )	../index.php:46
3	0.0234	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.2037	6279760	OutputPage->output( )	../MediaWiki.php:583
5	0.2040	6286216	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2047	6295544	WebResponse->header( )	../OutputPage.php:2171
7	0.2047	6295688	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	235248	{main}( )	../index.php:0
2	0.0233	3377880	MediaWiki->run( )	../index.php:46
3	0.0234	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.2037	6279760	OutputPage->output( )	../MediaWiki.php:583
5	0.2040	6286216	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2052	6295488	WebResponse->header( )	../OutputPage.php:2172
7	0.2052	6295632	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	235248	{main}( )	../index.php:0
2	0.0233	3377880	MediaWiki->run( )	../index.php:46
3	0.0234	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.2037	6279760	OutputPage->output( )	../MediaWiki.php:583
5	0.2057	6295488	WebResponse->header( )	../OutputPage.php:2220
6	0.2057	6295632	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	235248	{main}( )	../index.php:0
2	0.0233	3377880	MediaWiki->run( )	../index.php:46
3	0.0234	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.2037	6279760	OutputPage->output( )	../MediaWiki.php:583
5	0.2064	6295648	WebResponse->header( )	../OutputPage.php:2227
6	0.2064	6295792	header ( )	../WebResponse.php:37