( ! ) Warning: Search backend error during near_match search for '18.188.76.161' after 14. 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	240880	{main}( )	../index.php:0
2	0.0497	3789720	MediaWiki->run( )	../index.php:46
3	0.0498	3791128	MediaWiki->main( )	../MediaWiki.php:424
4	0.0789	3965232	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1066	4420032	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1071	4474072	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1071	4474440	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.2051	5817848	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.2168	5823688	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.2168	5824440	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.2211	5839440	Hooks::run( )	../SearchEngine.php:231
12	0.2211	5841040	call_user_func_array ( )	../Hooks.php:209
13	0.2211	5841744	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.2217	5915800	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.2223	5961824	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.2310	6196848	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.2311	6229616	PoolCounterWork->execute( )	../Util.php:133
18	0.2313	6254032	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.2313	6254216	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.2313	6254288	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.2313	6256256	PoolCounterWork->execute( )	../Util.php:129
22	0.2313	6256904	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.2313	6257088	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.2313	6257208	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.2457	6371456	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.2459	6375392	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.2459	6375672	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.2460	6376976	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.2460	6377368	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	240880	{main}( )	../index.php:0
2	0.0497	3789720	MediaWiki->run( )	../index.php:46
3	0.0498	3791128	MediaWiki->main( )	../MediaWiki.php:424
4	0.2480	6300616	OutputPage->output( )	../MediaWiki.php:583
5	0.2482	6307064	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2483	6308360	WebResponse->header( )	../OutputPage.php:2134
7	0.2483	6308504	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	240880	{main}( )	../index.php:0
2	0.0497	3789720	MediaWiki->run( )	../index.php:46
3	0.0498	3791128	MediaWiki->main( )	../MediaWiki.php:424
4	0.2480	6300616	OutputPage->output( )	../MediaWiki.php:583
5	0.2482	6307064	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2490	6316392	WebResponse->header( )	../OutputPage.php:2171
7	0.2490	6316536	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	240880	{main}( )	../index.php:0
2	0.0497	3789720	MediaWiki->run( )	../index.php:46
3	0.0498	3791128	MediaWiki->main( )	../MediaWiki.php:424
4	0.2480	6300616	OutputPage->output( )	../MediaWiki.php:583
5	0.2482	6307064	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2495	6316336	WebResponse->header( )	../OutputPage.php:2172
7	0.2495	6316480	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	240880	{main}( )	../index.php:0
2	0.0497	3789720	MediaWiki->run( )	../index.php:46
3	0.0498	3791128	MediaWiki->main( )	../MediaWiki.php:424
4	0.2480	6300616	OutputPage->output( )	../MediaWiki.php:583
5	0.2500	6316336	WebResponse->header( )	../OutputPage.php:2220
6	0.2500	6316480	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	240880	{main}( )	../index.php:0
2	0.0497	3789720	MediaWiki->run( )	../index.php:46
3	0.0498	3791128	MediaWiki->main( )	../MediaWiki.php:424
4	0.2480	6300616	OutputPage->output( )	../MediaWiki.php:583
5	0.2507	6316496	WebResponse->header( )	../OutputPage.php:2227
6	0.2507	6316640	header ( )	../WebResponse.php:37