( ! ) Warning: Search backend error during near_match search for '18.220.6.85' 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	233896	{main}( )	../index.php:0
2	0.0115	3376024	MediaWiki->run( )	../index.php:46
3	0.0116	3377432	MediaWiki->main( )	../MediaWiki.php:424
4	0.0199	3551552	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0352	4379368	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0356	4433312	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0356	4433680	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0792	5796168	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0846	5801872	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0846	5802624	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0868	5817624	Hooks::run( )	../SearchEngine.php:231
12	0.0869	5819224	call_user_func_array ( )	../Hooks.php:209
13	0.0869	5819928	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0873	5893960	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0880	5940008	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0910	6175112	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0912	6206696	PoolCounterWork->execute( )	../Util.php:133
18	0.0913	6230952	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0913	6231136	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0913	6231208	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0914	6233144	PoolCounterWork->execute( )	../Util.php:129
22	0.0914	6233792	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0914	6233976	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0914	6234096	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0935	6348384	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0936	6352312	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0936	6352592	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0937	6353880	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0937	6354272	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	233896	{main}( )	../index.php:0
2	0.0115	3376024	MediaWiki->run( )	../index.php:46
3	0.0116	3377432	MediaWiki->main( )	../MediaWiki.php:424
4	0.0955	6277576	OutputPage->output( )	../MediaWiki.php:583
5	0.0957	6284024	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0958	6285320	WebResponse->header( )	../OutputPage.php:2134
7	0.0958	6285464	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	233896	{main}( )	../index.php:0
2	0.0115	3376024	MediaWiki->run( )	../index.php:46
3	0.0116	3377432	MediaWiki->main( )	../MediaWiki.php:424
4	0.0955	6277576	OutputPage->output( )	../MediaWiki.php:583
5	0.0957	6284024	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0965	6293352	WebResponse->header( )	../OutputPage.php:2171
7	0.0965	6293496	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	233896	{main}( )	../index.php:0
2	0.0115	3376024	MediaWiki->run( )	../index.php:46
3	0.0116	3377432	MediaWiki->main( )	../MediaWiki.php:424
4	0.0955	6277576	OutputPage->output( )	../MediaWiki.php:583
5	0.0957	6284024	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0970	6293296	WebResponse->header( )	../OutputPage.php:2172
7	0.0970	6293440	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	233896	{main}( )	../index.php:0
2	0.0115	3376024	MediaWiki->run( )	../index.php:46
3	0.0116	3377432	MediaWiki->main( )	../MediaWiki.php:424
4	0.0955	6277576	OutputPage->output( )	../MediaWiki.php:583
5	0.0975	6293296	WebResponse->header( )	../OutputPage.php:2220
6	0.0975	6293440	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	233896	{main}( )	../index.php:0
2	0.0115	3376024	MediaWiki->run( )	../index.php:46
3	0.0116	3377432	MediaWiki->main( )	../MediaWiki.php:424
4	0.0955	6277576	OutputPage->output( )	../MediaWiki.php:583
5	0.0980	6293448	WebResponse->header( )	../OutputPage.php:2227
6	0.0980	6293592	header ( )	../WebResponse.php:37