( ! ) Warning: Search backend error during near_match search for '3.16.139.8' 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	0.0000	233896	{main}( )	../index.php:0
2	0.0279	3376040	MediaWiki->run( )	../index.php:46
3	0.0280	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.1502	3551680	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.3325	4379192	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.3329	4433088	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.3330	4433456	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.9144	5794552	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.9779	5800808	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.9779	5801560	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	1.0081	5816560	Hooks::run( )	../SearchEngine.php:231
12	1.0082	5818160	call_user_func_array ( )	../Hooks.php:209
13	1.0082	5818864	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	1.0086	5892872	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	1.0091	5938896	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	1.0290	6174000	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	1.0293	6205592	PoolCounterWork->execute( )	../Util.php:133
18	1.0570	6229848	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	1.0570	6230032	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	1.0570	6230104	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	1.0571	6232040	PoolCounterWork->execute( )	../Util.php:129
22	1.0571	6232688	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	1.0571	6232872	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	1.0571	6232992	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	1.0939	6347224	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	1.0940	6351152	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	1.0940	6351432	MWDebug::warning( )	../GlobalFunctions.php:1247
28	1.0942	6352720	MWDebug::sendMessage( )	../MWDebug.php:155
29	1.0942	6353112	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	233896	{main}( )	../index.php:0
2	0.0279	3376040	MediaWiki->run( )	../index.php:46
3	0.0280	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	1.0969	6276416	OutputPage->output( )	../MediaWiki.php:583
5	1.0972	6282864	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.0973	6284160	WebResponse->header( )	../OutputPage.php:2134
7	1.0973	6284304	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	233896	{main}( )	../index.php:0
2	0.0279	3376040	MediaWiki->run( )	../index.php:46
3	0.0280	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	1.0969	6276416	OutputPage->output( )	../MediaWiki.php:583
5	1.0972	6282864	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.1105	6292192	WebResponse->header( )	../OutputPage.php:2171
7	1.1105	6292336	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	233896	{main}( )	../index.php:0
2	0.0279	3376040	MediaWiki->run( )	../index.php:46
3	0.0280	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	1.0969	6276416	OutputPage->output( )	../MediaWiki.php:583
5	1.0972	6282864	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.1110	6292136	WebResponse->header( )	../OutputPage.php:2172
7	1.1110	6292280	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	233896	{main}( )	../index.php:0
2	0.0279	3376040	MediaWiki->run( )	../index.php:46
3	0.0280	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	1.0969	6276416	OutputPage->output( )	../MediaWiki.php:583
5	1.1115	6292136	WebResponse->header( )	../OutputPage.php:2220
6	1.1115	6292280	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	233896	{main}( )	../index.php:0
2	0.0279	3376040	MediaWiki->run( )	../index.php:46
3	0.0280	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	1.0969	6276416	OutputPage->output( )	../MediaWiki.php:583
5	1.1122	6292288	WebResponse->header( )	../OutputPage.php:2227
6	1.1122	6292432	header ( )	../WebResponse.php:37