( ! ) Warning: Search backend error during near_match search for '3.143.4.117' after 6. 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	233928	{main}( )	../index.php:0
2	0.0122	3376392	MediaWiki->run( )	../index.php:46
3	0.0123	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.0221	3551872	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0379	4379488	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0383	4433360	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0384	4433728	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0830	5796248	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0885	5802480	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0885	5803232	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0908	5818232	Hooks::run( )	../SearchEngine.php:231
12	0.0908	5819832	call_user_func_array ( )	../Hooks.php:209
13	0.0908	5820536	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0912	5894584	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0921	5940616	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0952	6175720	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0955	6207328	PoolCounterWork->execute( )	../Util.php:133
18	0.0957	6231584	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0957	6231768	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0957	6231840	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0957	6233776	PoolCounterWork->execute( )	../Util.php:129
22	0.0957	6234424	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0957	6234608	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0957	6234728	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1021	6348960	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1023	6352888	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1023	6353168	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1024	6354456	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1024	6354848	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	233928	{main}( )	../index.php:0
2	0.0122	3376392	MediaWiki->run( )	../index.php:46
3	0.0123	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.1043	6278152	OutputPage->output( )	../MediaWiki.php:583
5	0.1046	6284600	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1047	6285896	WebResponse->header( )	../OutputPage.php:2134
7	0.1047	6286040	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	233928	{main}( )	../index.php:0
2	0.0122	3376392	MediaWiki->run( )	../index.php:46
3	0.0123	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.1043	6278152	OutputPage->output( )	../MediaWiki.php:583
5	0.1046	6284600	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1053	6293928	WebResponse->header( )	../OutputPage.php:2171
7	0.1053	6294072	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	233928	{main}( )	../index.php:0
2	0.0122	3376392	MediaWiki->run( )	../index.php:46
3	0.0123	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.1043	6278152	OutputPage->output( )	../MediaWiki.php:583
5	0.1046	6284600	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1058	6293872	WebResponse->header( )	../OutputPage.php:2172
7	0.1058	6294016	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	233928	{main}( )	../index.php:0
2	0.0122	3376392	MediaWiki->run( )	../index.php:46
3	0.0123	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.1043	6278152	OutputPage->output( )	../MediaWiki.php:583
5	0.1063	6293872	WebResponse->header( )	../OutputPage.php:2220
6	0.1063	6294016	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	233928	{main}( )	../index.php:0
2	0.0122	3376392	MediaWiki->run( )	../index.php:46
3	0.0123	3377800	MediaWiki->main( )	../MediaWiki.php:424
4	0.1043	6278152	OutputPage->output( )	../MediaWiki.php:583
5	0.1069	6294032	WebResponse->header( )	../OutputPage.php:2227
6	0.1069	6294176	header ( )	../WebResponse.php:37