( ! ) Warning: Search backend error during near_match search for '18.190.160.66' after 48. 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	0.0459	3375880	MediaWiki->run( )	../index.php:46
3	0.0459	3377288	MediaWiki->main( )	../MediaWiki.php:424
4	0.3249	3551392	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.6610	4378920	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.6614	4432840	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.6614	4433208	SpecialSearch->execute( )	../SpecialPage.php:383
8	1.8624	5794744	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	2.0652	5801000	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	2.0652	5801752	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	2.1005	5816752	Hooks::run( )	../SearchEngine.php:231
12	2.1005	5818352	call_user_func_array ( )	../Hooks.php:209
13	2.1005	5819056	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	2.1163	5893088	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	2.1412	5939120	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	2.2056	6174128	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	2.2059	6205736	PoolCounterWork->execute( )	../Util.php:133
18	2.2060	6229992	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	2.2060	6230176	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	2.2060	6230248	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	2.2060	6232184	PoolCounterWork->execute( )	../Util.php:129
22	2.2061	6232832	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	2.2061	6233016	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	2.2061	6233136	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	2.2536	6347408	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	2.2537	6351344	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	2.2537	6351624	MWDebug::warning( )	../GlobalFunctions.php:1247
28	2.2539	6352928	MWDebug::sendMessage( )	../MWDebug.php:155
29	2.2539	6353320	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	0.0459	3375880	MediaWiki->run( )	../index.php:46
3	0.0459	3377288	MediaWiki->main( )	../MediaWiki.php:424
4	2.2557	6276632	OutputPage->output( )	../MediaWiki.php:583
5	2.2559	6283088	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	2.2560	6284384	WebResponse->header( )	../OutputPage.php:2134
7	2.2560	6284528	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	0.0459	3375880	MediaWiki->run( )	../index.php:46
3	0.0459	3377288	MediaWiki->main( )	../MediaWiki.php:424
4	2.2557	6276632	OutputPage->output( )	../MediaWiki.php:583
5	2.2559	6283088	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	2.2921	6292416	WebResponse->header( )	../OutputPage.php:2171
7	2.2921	6292560	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	0.0459	3375880	MediaWiki->run( )	../index.php:46
3	0.0459	3377288	MediaWiki->main( )	../MediaWiki.php:424
4	2.2557	6276632	OutputPage->output( )	../MediaWiki.php:583
5	2.2559	6283088	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	2.2968	6292360	WebResponse->header( )	../OutputPage.php:2172
7	2.2968	6292504	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	0.0459	3375880	MediaWiki->run( )	../index.php:46
3	0.0459	3377288	MediaWiki->main( )	../MediaWiki.php:424
4	2.2557	6276632	OutputPage->output( )	../MediaWiki.php:583
5	2.2973	6292360	WebResponse->header( )	../OutputPage.php:2220
6	2.2973	6292504	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	0.0459	3375880	MediaWiki->run( )	../index.php:46
3	0.0459	3377288	MediaWiki->main( )	../MediaWiki.php:424
4	2.2557	6276632	OutputPage->output( )	../MediaWiki.php:583
5	2.2980	6292520	WebResponse->header( )	../OutputPage.php:2227
6	2.2980	6292664	header ( )	../WebResponse.php:37