( ! ) Warning: Search backend error during near_match search for '18.191.200.83' after 18. 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	240368	{main}( )	../index.php:0
2	0.0141	3789152	MediaWiki->run( )	../index.php:46
3	0.0141	3790560	MediaWiki->main( )	../MediaWiki.php:424
4	0.0220	3964632	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0345	4419376	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0351	4473448	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0351	4473816	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.1209	5818024	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.1437	5824120	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.1437	5824872	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1479	5839872	Hooks::run( )	../SearchEngine.php:231
12	0.1480	5841472	call_user_func_array ( )	../Hooks.php:209
13	0.1480	5842176	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1486	5916232	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1495	5962256	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1585	6197352	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1628	6230120	PoolCounterWork->execute( )	../Util.php:133
18	0.1630	6254560	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1630	6254744	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1630	6254816	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1630	6256784	PoolCounterWork->execute( )	../Util.php:129
22	0.1630	6257432	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1630	6257616	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1630	6257736	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1805	6372016	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1807	6375952	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1807	6376232	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1808	6377536	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1808	6377928	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	240368	{main}( )	../index.php:0
2	0.0141	3789152	MediaWiki->run( )	../index.php:46
3	0.0141	3790560	MediaWiki->main( )	../MediaWiki.php:424
4	0.1826	6301176	OutputPage->output( )	../MediaWiki.php:583
5	0.1829	6307624	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1831	6308920	WebResponse->header( )	../OutputPage.php:2134
7	0.1831	6309064	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	240368	{main}( )	../index.php:0
2	0.0141	3789152	MediaWiki->run( )	../index.php:46
3	0.0141	3790560	MediaWiki->main( )	../MediaWiki.php:424
4	0.1826	6301176	OutputPage->output( )	../MediaWiki.php:583
5	0.1829	6307624	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1837	6316952	WebResponse->header( )	../OutputPage.php:2171
7	0.1837	6317096	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	240368	{main}( )	../index.php:0
2	0.0141	3789152	MediaWiki->run( )	../index.php:46
3	0.0141	3790560	MediaWiki->main( )	../MediaWiki.php:424
4	0.1826	6301176	OutputPage->output( )	../MediaWiki.php:583
5	0.1829	6307624	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1842	6316896	WebResponse->header( )	../OutputPage.php:2172
7	0.1842	6317040	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	240368	{main}( )	../index.php:0
2	0.0141	3789152	MediaWiki->run( )	../index.php:46
3	0.0141	3790560	MediaWiki->main( )	../MediaWiki.php:424
4	0.1826	6301176	OutputPage->output( )	../MediaWiki.php:583
5	0.1847	6316896	WebResponse->header( )	../OutputPage.php:2220
6	0.1847	6317040	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	240368	{main}( )	../index.php:0
2	0.0141	3789152	MediaWiki->run( )	../index.php:46
3	0.0141	3790560	MediaWiki->main( )	../MediaWiki.php:424
4	0.1826	6301176	OutputPage->output( )	../MediaWiki.php:583
5	0.1852	6317056	WebResponse->header( )	../OutputPage.php:2227
6	0.1852	6317200	header ( )	../WebResponse.php:37