( ! ) Warning: Search backend error during near_match search for '3.136.106.107' after 15. 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	240368	{main}( )	../index.php:0
2	0.0131	3385552	MediaWiki->run( )	../index.php:46
3	0.0131	3386960	MediaWiki->main( )	../MediaWiki.php:424
4	0.0221	3561112	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0372	4388712	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0377	4442608	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0377	4442976	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0843	5804152	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0898	5810336	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0898	5811088	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0920	5826088	Hooks::run( )	../SearchEngine.php:231
12	0.0921	5827688	call_user_func_array ( )	../Hooks.php:209
13	0.0921	5828392	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0927	5902424	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0935	5948448	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0970	6183472	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0973	6216256	PoolCounterWork->execute( )	../Util.php:133
18	0.0974	6240672	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0974	6240856	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0974	6240928	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0975	6242896	PoolCounterWork->execute( )	../Util.php:129
22	0.0975	6243544	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0975	6243728	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0975	6243848	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1122	6358096	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1123	6362032	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1123	6362312	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1124	6363616	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1124	6364008	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	240368	{main}( )	../index.php:0
2	0.0131	3385552	MediaWiki->run( )	../index.php:46
3	0.0131	3386960	MediaWiki->main( )	../MediaWiki.php:424
4	0.1146	6287256	OutputPage->output( )	../MediaWiki.php:583
5	0.1149	6293704	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1150	6295000	WebResponse->header( )	../OutputPage.php:2134
7	0.1150	6295144	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	240368	{main}( )	../index.php:0
2	0.0131	3385552	MediaWiki->run( )	../index.php:46
3	0.0131	3386960	MediaWiki->main( )	../MediaWiki.php:424
4	0.1146	6287256	OutputPage->output( )	../MediaWiki.php:583
5	0.1149	6293704	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1160	6303032	WebResponse->header( )	../OutputPage.php:2171
7	0.1160	6303176	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	240368	{main}( )	../index.php:0
2	0.0131	3385552	MediaWiki->run( )	../index.php:46
3	0.0131	3386960	MediaWiki->main( )	../MediaWiki.php:424
4	0.1146	6287256	OutputPage->output( )	../MediaWiki.php:583
5	0.1149	6293704	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1165	6302976	WebResponse->header( )	../OutputPage.php:2172
7	0.1165	6303120	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	240368	{main}( )	../index.php:0
2	0.0131	3385552	MediaWiki->run( )	../index.php:46
3	0.0131	3386960	MediaWiki->main( )	../MediaWiki.php:424
4	0.1146	6287256	OutputPage->output( )	../MediaWiki.php:583
5	0.1171	6302976	WebResponse->header( )	../OutputPage.php:2220
6	0.1171	6303120	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	240368	{main}( )	../index.php:0
2	0.0131	3385552	MediaWiki->run( )	../index.php:46
3	0.0131	3386960	MediaWiki->main( )	../MediaWiki.php:424
4	0.1146	6287256	OutputPage->output( )	../MediaWiki.php:583
5	0.1178	6303136	WebResponse->header( )	../OutputPage.php:2227
6	0.1178	6303280	header ( )	../WebResponse.php:37