( ! ) Warning: Search backend error during near_match search for '216.73.216.149' after 14. 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	235872	{main}( )	../index.php:0
2	0.0220	3784080	MediaWiki->run( )	../index.php:46
3	0.0220	3785488	MediaWiki->main( )	../MediaWiki.php:424
4	0.0874	3959680	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1318	4414456	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1322	4468464	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1323	4468832	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.3661	5812968	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.4032	5818936	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.4032	5819688	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.4148	5834680	Hooks::run( )	../SearchEngine.php:231
12	0.4149	5836280	call_user_func_array ( )	../Hooks.php:209
13	0.4149	5836984	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.4153	5911040	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.4159	5957064	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.4572	6192112	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.4575	6223696	PoolCounterWork->execute( )	../Util.php:133
18	0.4576	6247952	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.4576	6248136	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.4576	6248208	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.4576	6250144	PoolCounterWork->execute( )	../Util.php:129
22	0.4577	6250792	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.4577	6250976	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.4577	6251096	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.4716	6365344	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.4717	6369280	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.4717	6369560	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.4825	6370864	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.4825	6371256	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	235872	{main}( )	../index.php:0
2	0.0220	3784080	MediaWiki->run( )	../index.php:46
3	0.0220	3785488	MediaWiki->main( )	../MediaWiki.php:424
4	0.4843	6294544	OutputPage->output( )	../MediaWiki.php:583
5	0.4845	6301000	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.4846	6302296	WebResponse->header( )	../OutputPage.php:2134
7	0.4846	6302440	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	235872	{main}( )	../index.php:0
2	0.0220	3784080	MediaWiki->run( )	../index.php:46
3	0.0220	3785488	MediaWiki->main( )	../MediaWiki.php:424
4	0.4843	6294544	OutputPage->output( )	../MediaWiki.php:583
5	0.4845	6301000	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.4853	6310328	WebResponse->header( )	../OutputPage.php:2171
7	0.4853	6310472	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	235872	{main}( )	../index.php:0
2	0.0220	3784080	MediaWiki->run( )	../index.php:46
3	0.0220	3785488	MediaWiki->main( )	../MediaWiki.php:424
4	0.4843	6294544	OutputPage->output( )	../MediaWiki.php:583
5	0.4845	6301000	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.4857	6310272	WebResponse->header( )	../OutputPage.php:2172
7	0.4857	6310416	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	235872	{main}( )	../index.php:0
2	0.0220	3784080	MediaWiki->run( )	../index.php:46
3	0.0220	3785488	MediaWiki->main( )	../MediaWiki.php:424
4	0.4843	6294544	OutputPage->output( )	../MediaWiki.php:583
5	0.4862	6310272	WebResponse->header( )	../OutputPage.php:2220
6	0.4862	6310416	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	235872	{main}( )	../index.php:0
2	0.0220	3784080	MediaWiki->run( )	../index.php:46
3	0.0220	3785488	MediaWiki->main( )	../MediaWiki.php:424
4	0.4843	6294544	OutputPage->output( )	../MediaWiki.php:583
5	0.5150	6310432	WebResponse->header( )	../OutputPage.php:2227
6	0.5150	6310576	header ( )	../WebResponse.php:37