( ! ) Warning: Search backend error during near_match search for '18.216.53.7' 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	235216	{main}( )	../index.php:0
2	0.0087	3377864	MediaWiki->run( )	../index.php:46
3	0.0088	3379272	MediaWiki->main( )	../MediaWiki.php:424
4	0.0177	3553512	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0316	4381120	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0320	4434992	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0321	4435360	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0735	5798144	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0785	5803944	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0785	5804696	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0806	5819696	Hooks::run( )	../SearchEngine.php:231
12	0.0807	5821296	call_user_func_array ( )	../Hooks.php:209
13	0.0807	5822000	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0813	5896032	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0821	5942072	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0855	6177128	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0857	6208720	PoolCounterWork->execute( )	../Util.php:133
18	0.0859	6232976	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0859	6233160	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0859	6233232	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0859	6235168	PoolCounterWork->execute( )	../Util.php:129
22	0.0859	6235816	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0859	6236000	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0859	6236120	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0925	6350368	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0927	6354296	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0927	6354576	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0928	6355864	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0928	6356256	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	235216	{main}( )	../index.php:0
2	0.0087	3377864	MediaWiki->run( )	../index.php:46
3	0.0088	3379272	MediaWiki->main( )	../MediaWiki.php:424
4	0.0945	6279584	OutputPage->output( )	../MediaWiki.php:583
5	0.0947	6286032	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0948	6287328	WebResponse->header( )	../OutputPage.php:2134
7	0.0948	6287472	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	235216	{main}( )	../index.php:0
2	0.0087	3377864	MediaWiki->run( )	../index.php:46
3	0.0088	3379272	MediaWiki->main( )	../MediaWiki.php:424
4	0.0945	6279584	OutputPage->output( )	../MediaWiki.php:583
5	0.0947	6286032	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0954	6295360	WebResponse->header( )	../OutputPage.php:2171
7	0.0954	6295504	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	235216	{main}( )	../index.php:0
2	0.0087	3377864	MediaWiki->run( )	../index.php:46
3	0.0088	3379272	MediaWiki->main( )	../MediaWiki.php:424
4	0.0945	6279584	OutputPage->output( )	../MediaWiki.php:583
5	0.0947	6286032	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0959	6295304	WebResponse->header( )	../OutputPage.php:2172
7	0.0959	6295448	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	235216	{main}( )	../index.php:0
2	0.0087	3377864	MediaWiki->run( )	../index.php:46
3	0.0088	3379272	MediaWiki->main( )	../MediaWiki.php:424
4	0.0945	6279584	OutputPage->output( )	../MediaWiki.php:583
5	0.0964	6295304	WebResponse->header( )	../OutputPage.php:2220
6	0.0964	6295448	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	235216	{main}( )	../index.php:0
2	0.0087	3377864	MediaWiki->run( )	../index.php:46
3	0.0088	3379272	MediaWiki->main( )	../MediaWiki.php:424
4	0.0945	6279584	OutputPage->output( )	../MediaWiki.php:583
5	0.0971	6295464	WebResponse->header( )	../OutputPage.php:2227
6	0.0971	6295608	header ( )	../WebResponse.php:37