( ! ) Warning: Search backend error during near_match search for '3.12.84.239' 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	241312	{main}( )	../index.php:0
2	0.0447	3790216	MediaWiki->run( )	../index.php:46
3	0.0447	3791624	MediaWiki->main( )	../MediaWiki.php:424
4	0.0793	3965728	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1275	4420552	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1280	4474512	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1281	4474880	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.2738	5818408	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.2874	5824624	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.2874	5825376	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.2924	5840376	Hooks::run( )	../SearchEngine.php:231
12	0.2924	5841976	call_user_func_array ( )	../Hooks.php:209
13	0.2924	5842680	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.2934	5916736	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.2955	5962760	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.3039	6197792	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.3041	6230560	PoolCounterWork->execute( )	../Util.php:133
18	0.3057	6254976	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.3057	6255160	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.3057	6255232	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.3058	6257200	PoolCounterWork->execute( )	../Util.php:129
22	0.3058	6257848	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.3058	6258032	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.3058	6258152	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.3220	6372440	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.3222	6376376	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.3222	6376656	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.3223	6377960	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.3223	6378352	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	241312	{main}( )	../index.php:0
2	0.0447	3790216	MediaWiki->run( )	../index.php:46
3	0.0447	3791624	MediaWiki->main( )	../MediaWiki.php:424
4	0.3245	6301584	OutputPage->output( )	../MediaWiki.php:583
5	0.3251	6308032	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.3252	6309328	WebResponse->header( )	../OutputPage.php:2134
7	0.3252	6309472	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	241312	{main}( )	../index.php:0
2	0.0447	3790216	MediaWiki->run( )	../index.php:46
3	0.0447	3791624	MediaWiki->main( )	../MediaWiki.php:424
4	0.3245	6301584	OutputPage->output( )	../MediaWiki.php:583
5	0.3251	6308032	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.3261	6317360	WebResponse->header( )	../OutputPage.php:2171
7	0.3261	6317504	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	241312	{main}( )	../index.php:0
2	0.0447	3790216	MediaWiki->run( )	../index.php:46
3	0.0447	3791624	MediaWiki->main( )	../MediaWiki.php:424
4	0.3245	6301584	OutputPage->output( )	../MediaWiki.php:583
5	0.3251	6308032	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.3267	6317304	WebResponse->header( )	../OutputPage.php:2172
7	0.3267	6317448	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	241312	{main}( )	../index.php:0
2	0.0447	3790216	MediaWiki->run( )	../index.php:46
3	0.0447	3791624	MediaWiki->main( )	../MediaWiki.php:424
4	0.3245	6301584	OutputPage->output( )	../MediaWiki.php:583
5	0.3274	6317304	WebResponse->header( )	../OutputPage.php:2220
6	0.3274	6317448	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	241312	{main}( )	../index.php:0
2	0.0447	3790216	MediaWiki->run( )	../index.php:46
3	0.0447	3791624	MediaWiki->main( )	../MediaWiki.php:424
4	0.3245	6301584	OutputPage->output( )	../MediaWiki.php:583
5	0.3293	6317456	WebResponse->header( )	../OutputPage.php:2227
6	0.3293	6317600	header ( )	../WebResponse.php:37