( ! ) Warning: Search backend error during near_match search for '18.226.104.153' after 37. 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	232232	{main}( )	../index.php:0
2	0.0781	3374336	MediaWiki->run( )	../index.php:46
3	0.0781	3375744	MediaWiki->main( )	../MediaWiki.php:424
4	0.2790	3599352	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.6134	4412776	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.6139	4466736	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.6139	4467104	SpecialSearch->execute( )	../SpecialPage.php:383
8	1.3191	5794480	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	1.4093	5800760	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	1.4093	5801512	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	1.4613	5816504	Hooks::run( )	../SearchEngine.php:231
12	1.4613	5818104	call_user_func_array ( )	../Hooks.php:209
13	1.4613	5818808	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	1.4618	5892832	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	1.4624	5938856	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	1.4862	6173912	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	1.4864	6205496	PoolCounterWork->execute( )	../Util.php:133
18	1.4866	6229752	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	1.4866	6229936	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	1.4866	6230008	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	1.4867	6231944	PoolCounterWork->execute( )	../Util.php:129
22	1.4867	6232592	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	1.4867	6232776	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	1.4867	6232896	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	1.5242	6347128	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	1.5243	6351064	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	1.5243	6351344	MWDebug::warning( )	../GlobalFunctions.php:1247
28	1.5244	6352648	MWDebug::sendMessage( )	../MWDebug.php:155
29	1.5244	6353040	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	232232	{main}( )	../index.php:0
2	0.0781	3374336	MediaWiki->run( )	../index.php:46
3	0.0781	3375744	MediaWiki->main( )	../MediaWiki.php:424
4	1.5263	6276344	OutputPage->output( )	../MediaWiki.php:583
5	1.5479	6282800	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.5484	6284096	WebResponse->header( )	../OutputPage.php:2134
7	1.5484	6284240	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	232232	{main}( )	../index.php:0
2	0.0781	3374336	MediaWiki->run( )	../index.php:46
3	0.0781	3375744	MediaWiki->main( )	../MediaWiki.php:424
4	1.5263	6276344	OutputPage->output( )	../MediaWiki.php:583
5	1.5479	6282800	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.5491	6292128	WebResponse->header( )	../OutputPage.php:2171
7	1.5491	6292272	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	232232	{main}( )	../index.php:0
2	0.0781	3374336	MediaWiki->run( )	../index.php:46
3	0.0781	3375744	MediaWiki->main( )	../MediaWiki.php:424
4	1.5263	6276344	OutputPage->output( )	../MediaWiki.php:583
5	1.5479	6282800	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.5496	6292072	WebResponse->header( )	../OutputPage.php:2172
7	1.5496	6292216	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	232232	{main}( )	../index.php:0
2	0.0781	3374336	MediaWiki->run( )	../index.php:46
3	0.0781	3375744	MediaWiki->main( )	../MediaWiki.php:424
4	1.5263	6276344	OutputPage->output( )	../MediaWiki.php:583
5	1.5681	6292072	WebResponse->header( )	../OutputPage.php:2220
6	1.5681	6292216	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	232232	{main}( )	../index.php:0
2	0.0781	3374336	MediaWiki->run( )	../index.php:46
3	0.0781	3375744	MediaWiki->main( )	../MediaWiki.php:424
4	1.5263	6276344	OutputPage->output( )	../MediaWiki.php:583
5	1.5691	6292232	WebResponse->header( )	../OutputPage.php:2227
6	1.5691	6292376	header ( )	../WebResponse.php:37