( ! ) Warning: Search backend error during near_match search for '18.225.72.245' after 16. 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	0.1044	3376416	MediaWiki->run( )	../index.php:46
3	0.1045	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1948	3551992	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.2671	4379472	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.2700	4433368	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.2701	4433736	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.5124	5796048	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.5420	5802280	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.5420	5803032	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.5470	5818032	Hooks::run( )	../SearchEngine.php:231
12	0.5470	5819632	call_user_func_array ( )	../Hooks.php:209
13	0.5470	5820336	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.5476	5894384	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.5484	5940424	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.5607	6175528	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.5610	6207136	PoolCounterWork->execute( )	../Util.php:133
18	0.5612	6231392	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.5612	6231576	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.5612	6231648	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.5613	6233584	PoolCounterWork->execute( )	../Util.php:129
22	0.5613	6234232	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.5613	6234416	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.5613	6234536	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.5771	6348776	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.5773	6352712	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.5773	6352992	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.5775	6354296	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.5775	6354688	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	0.1044	3376416	MediaWiki->run( )	../index.php:46
3	0.1045	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.5795	6277976	OutputPage->output( )	../MediaWiki.php:583
5	0.5798	6284432	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5799	6285728	WebResponse->header( )	../OutputPage.php:2134
7	0.5799	6285872	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	0.1044	3376416	MediaWiki->run( )	../index.php:46
3	0.1045	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.5795	6277976	OutputPage->output( )	../MediaWiki.php:583
5	0.5798	6284432	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5806	6293776	WebResponse->header( )	../OutputPage.php:2171
7	0.5806	6293920	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	0.1044	3376416	MediaWiki->run( )	../index.php:46
3	0.1045	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.5795	6277976	OutputPage->output( )	../MediaWiki.php:583
5	0.5798	6284432	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5815	6293720	WebResponse->header( )	../OutputPage.php:2172
7	0.5815	6293864	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	0.1044	3376416	MediaWiki->run( )	../index.php:46
3	0.1045	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.5795	6277976	OutputPage->output( )	../MediaWiki.php:583
5	0.5820	6293720	WebResponse->header( )	../OutputPage.php:2220
6	0.5820	6293864	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	0.1044	3376416	MediaWiki->run( )	../index.php:46
3	0.1045	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.5795	6277976	OutputPage->output( )	../MediaWiki.php:583
5	0.5920	6293880	WebResponse->header( )	../OutputPage.php:2227
6	0.5920	6294024	header ( )	../WebResponse.php:37