( ! ) Warning: Search backend error during near_match search for '3.21.244.151' after 32. 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	233960	{main}( )	../index.php:0
2	0.0205	3376416	MediaWiki->run( )	../index.php:46
3	0.0205	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0695	3551960	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1523	4379464	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1528	4433360	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1528	4433728	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.3979	5797328	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.4887	5802984	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.4887	5803736	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.4990	5818736	Hooks::run( )	../SearchEngine.php:231
12	0.4991	5820336	call_user_func_array ( )	../Hooks.php:209
13	0.4991	5821040	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.4995	5895088	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.5095	5941112	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.5187	6176216	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.5189	6207800	PoolCounterWork->execute( )	../Util.php:133
18	0.5191	6232056	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.5191	6232240	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.5191	6232312	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.5191	6234248	PoolCounterWork->execute( )	../Util.php:129
22	0.5192	6234896	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.5192	6235080	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.5192	6235200	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.5509	6349432	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.5510	6353368	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.5510	6353648	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.5511	6354952	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.5511	6355344	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	233960	{main}( )	../index.php:0
2	0.0205	3376416	MediaWiki->run( )	../index.php:46
3	0.0205	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.6571	6278632	OutputPage->output( )	../MediaWiki.php:583
5	0.6648	6285088	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.6654	6286384	WebResponse->header( )	../OutputPage.php:2134
7	0.6654	6286528	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	233960	{main}( )	../index.php:0
2	0.0205	3376416	MediaWiki->run( )	../index.php:46
3	0.0205	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.6571	6278632	OutputPage->output( )	../MediaWiki.php:583
5	0.6648	6285088	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.6760	6294416	WebResponse->header( )	../OutputPage.php:2171
7	0.6760	6294560	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	233960	{main}( )	../index.php:0
2	0.0205	3376416	MediaWiki->run( )	../index.php:46
3	0.0205	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.6571	6278632	OutputPage->output( )	../MediaWiki.php:583
5	0.6648	6285088	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.6765	6294360	WebResponse->header( )	../OutputPage.php:2172
7	0.6765	6294504	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	233960	{main}( )	../index.php:0
2	0.0205	3376416	MediaWiki->run( )	../index.php:46
3	0.0205	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.6571	6278632	OutputPage->output( )	../MediaWiki.php:583
5	0.6770	6294360	WebResponse->header( )	../OutputPage.php:2220
6	0.6770	6294504	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	233960	{main}( )	../index.php:0
2	0.0205	3376416	MediaWiki->run( )	../index.php:46
3	0.0205	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.6571	6278632	OutputPage->output( )	../MediaWiki.php:583
5	0.6777	6294520	WebResponse->header( )	../OutputPage.php:2227
6	0.6777	6294664	header ( )	../WebResponse.php:37