( ! ) Warning: Search backend error during near_match search for '18.226.180.253' 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	0.0000	232232	{main}( )	../index.php:0
2	0.0088	3374160	MediaWiki->run( )	../index.php:46
3	0.0088	3375568	MediaWiki->main( )	../MediaWiki.php:424
4	0.0188	3599224	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0333	4412544	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0337	4466536	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0337	4466904	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0746	5793992	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0796	5800128	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0796	5800880	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0818	5815872	Hooks::run( )	../SearchEngine.php:231
12	0.0818	5817472	call_user_func_array ( )	../Hooks.php:209
13	0.0818	5818176	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0823	5892224	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0831	5938264	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0864	6173368	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0867	6206152	PoolCounterWork->execute( )	../Util.php:133
18	0.0869	6230624	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0869	6230808	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0869	6230880	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0870	6232848	PoolCounterWork->execute( )	../Util.php:129
22	0.0870	6233496	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0870	6233680	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0870	6233800	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0935	6348064	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0937	6352000	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0937	6352280	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0938	6353584	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0938	6353976	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	232232	{main}( )	../index.php:0
2	0.0088	3374160	MediaWiki->run( )	../index.php:46
3	0.0088	3375568	MediaWiki->main( )	../MediaWiki.php:424
4	0.0958	6277184	OutputPage->output( )	../MediaWiki.php:583
5	0.0959	6283640	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0961	6284936	WebResponse->header( )	../OutputPage.php:2134
7	0.0961	6285080	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	232232	{main}( )	../index.php:0
2	0.0088	3374160	MediaWiki->run( )	../index.php:46
3	0.0088	3375568	MediaWiki->main( )	../MediaWiki.php:424
4	0.0958	6277184	OutputPage->output( )	../MediaWiki.php:583
5	0.0959	6283640	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0967	6292968	WebResponse->header( )	../OutputPage.php:2171
7	0.0967	6293112	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	232232	{main}( )	../index.php:0
2	0.0088	3374160	MediaWiki->run( )	../index.php:46
3	0.0088	3375568	MediaWiki->main( )	../MediaWiki.php:424
4	0.0958	6277184	OutputPage->output( )	../MediaWiki.php:583
5	0.0959	6283640	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0971	6292912	WebResponse->header( )	../OutputPage.php:2172
7	0.0971	6293056	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	232232	{main}( )	../index.php:0
2	0.0088	3374160	MediaWiki->run( )	../index.php:46
3	0.0088	3375568	MediaWiki->main( )	../MediaWiki.php:424
4	0.0958	6277184	OutputPage->output( )	../MediaWiki.php:583
5	0.0976	6292912	WebResponse->header( )	../OutputPage.php:2220
6	0.0976	6293056	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	232232	{main}( )	../index.php:0
2	0.0088	3374160	MediaWiki->run( )	../index.php:46
3	0.0088	3375568	MediaWiki->main( )	../MediaWiki.php:424
4	0.0958	6277184	OutputPage->output( )	../MediaWiki.php:583
5	0.0982	6293072	WebResponse->header( )	../OutputPage.php:2227
6	0.0982	6293216	header ( )	../WebResponse.php:37