( ! ) Warning: Search backend error during near_match search for '3.15.237.229' after 7. 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	233960	{main}( )	../index.php:0
2	0.0279	3376416	MediaWiki->run( )	../index.php:46
3	0.0280	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0388	3551992	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0545	4379496	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0549	4433376	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0549	4433744	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0990	5795856	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.1043	5802112	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.1043	5802864	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1066	5817864	Hooks::run( )	../SearchEngine.php:231
12	0.1067	5819464	call_user_func_array ( )	../Hooks.php:209
13	0.1067	5820168	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1072	5894208	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1079	5940232	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1105	6175336	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1108	6208112	PoolCounterWork->execute( )	../Util.php:133
18	0.1110	6232584	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1110	6232768	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1110	6232840	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1110	6234808	PoolCounterWork->execute( )	../Util.php:129
22	0.1110	6235456	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1110	6235640	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1110	6235760	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1177	6350040	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1178	6353976	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1178	6354256	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1179	6355560	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1179	6355952	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	233960	{main}( )	../index.php:0
2	0.0279	3376416	MediaWiki->run( )	../index.php:46
3	0.0280	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1198	6279176	OutputPage->output( )	../MediaWiki.php:583
5	0.1200	6285632	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1201	6286928	WebResponse->header( )	../OutputPage.php:2134
7	0.1201	6287072	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	233960	{main}( )	../index.php:0
2	0.0279	3376416	MediaWiki->run( )	../index.php:46
3	0.0280	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1198	6279176	OutputPage->output( )	../MediaWiki.php:583
5	0.1200	6285632	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1208	6294960	WebResponse->header( )	../OutputPage.php:2171
7	0.1208	6295104	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	233960	{main}( )	../index.php:0
2	0.0279	3376416	MediaWiki->run( )	../index.php:46
3	0.0280	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1198	6279176	OutputPage->output( )	../MediaWiki.php:583
5	0.1200	6285632	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1213	6294904	WebResponse->header( )	../OutputPage.php:2172
7	0.1213	6295048	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	233960	{main}( )	../index.php:0
2	0.0279	3376416	MediaWiki->run( )	../index.php:46
3	0.0280	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1198	6279176	OutputPage->output( )	../MediaWiki.php:583
5	0.1218	6294904	WebResponse->header( )	../OutputPage.php:2220
6	0.1218	6295048	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	233960	{main}( )	../index.php:0
2	0.0279	3376416	MediaWiki->run( )	../index.php:46
3	0.0280	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1198	6279176	OutputPage->output( )	../MediaWiki.php:583
5	0.1224	6295064	WebResponse->header( )	../OutputPage.php:2227
6	0.1224	6295208	header ( )	../WebResponse.php:37