( ! ) Warning: Search backend error during near_match search for '3.16.82.7' after 33. 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	233880	{main}( )	../index.php:0
2	0.0092	3375752	MediaWiki->run( )	../index.php:46
3	0.0092	3377160	MediaWiki->main( )	../MediaWiki.php:424
4	0.1397	3551200	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.2806	4378680	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.2809	4432552	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.2810	4432920	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.4908	5794624	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.5576	5800880	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.5576	5801632	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.5932	5816632	Hooks::run( )	../SearchEngine.php:231
12	0.5971	5818232	call_user_func_array ( )	../Hooks.php:209
13	0.5971	5818936	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.6037	5892928	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.6041	5938952	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.6258	6174008	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.6259	6205592	PoolCounterWork->execute( )	../Util.php:133
18	0.6260	6229848	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.6260	6230032	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.6260	6230104	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.6260	6232040	PoolCounterWork->execute( )	../Util.php:129
22	0.6261	6232688	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.6261	6232872	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.6261	6232992	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.6589	6347240	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.6591	6351192	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.6591	6351472	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.6592	6352760	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.6592	6353152	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	233880	{main}( )	../index.php:0
2	0.0092	3375752	MediaWiki->run( )	../index.php:46
3	0.0092	3377160	MediaWiki->main( )	../MediaWiki.php:424
4	0.6609	6276488	OutputPage->output( )	../MediaWiki.php:583
5	0.6611	6282936	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.6612	6284232	WebResponse->header( )	../OutputPage.php:2134
7	0.6612	6284376	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	233880	{main}( )	../index.php:0
2	0.0092	3375752	MediaWiki->run( )	../index.php:46
3	0.0092	3377160	MediaWiki->main( )	../MediaWiki.php:424
4	0.6609	6276488	OutputPage->output( )	../MediaWiki.php:583
5	0.6611	6282936	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.6971	6292264	WebResponse->header( )	../OutputPage.php:2171
7	0.6971	6292408	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	233880	{main}( )	../index.php:0
2	0.0092	3375752	MediaWiki->run( )	../index.php:46
3	0.0092	3377160	MediaWiki->main( )	../MediaWiki.php:424
4	0.6609	6276488	OutputPage->output( )	../MediaWiki.php:583
5	0.6611	6282936	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.6977	6292208	WebResponse->header( )	../OutputPage.php:2172
7	0.6977	6292352	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	233880	{main}( )	../index.php:0
2	0.0092	3375752	MediaWiki->run( )	../index.php:46
3	0.0092	3377160	MediaWiki->main( )	../MediaWiki.php:424
4	0.6609	6276488	OutputPage->output( )	../MediaWiki.php:583
5	0.6982	6292208	WebResponse->header( )	../OutputPage.php:2220
6	0.6982	6292352	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	233880	{main}( )	../index.php:0
2	0.0092	3375752	MediaWiki->run( )	../index.php:46
3	0.0092	3377160	MediaWiki->main( )	../MediaWiki.php:424
4	0.6609	6276488	OutputPage->output( )	../MediaWiki.php:583
5	0.6988	6292360	WebResponse->header( )	../OutputPage.php:2227
6	0.6988	6292504	header ( )	../WebResponse.php:37