( ! ) Warning: Search backend error during near_match search for '18.216.232.83' after 49. 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	0.3731	3376416	MediaWiki->run( )	../index.php:46
3	0.3732	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.5602	3551992	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.9884	4379472	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.9889	4433368	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.9889	4433736	SpecialSearch->execute( )	../SpecialPage.php:383
8	2.1264	5796016	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	2.2445	5802248	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	2.2445	5803000	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	2.3140	5818000	Hooks::run( )	../SearchEngine.php:231
12	2.3141	5819600	call_user_func_array ( )	../Hooks.php:209
13	2.3141	5820304	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	2.3152	5894336	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	2.3158	5940384	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	2.3904	6175392	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	2.3938	6206992	PoolCounterWork->execute( )	../Util.php:133
18	2.3940	6231248	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	2.3940	6231432	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	2.3940	6231504	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	2.3940	6233440	PoolCounterWork->execute( )	../Util.php:129
22	2.3940	6234088	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	2.3940	6234272	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	2.3940	6234392	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	2.4427	6348664	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	2.4429	6352600	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	2.4429	6352880	MWDebug::warning( )	../GlobalFunctions.php:1247
28	2.4430	6354184	MWDebug::sendMessage( )	../MWDebug.php:155
29	2.4430	6354576	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	0.3731	3376416	MediaWiki->run( )	../index.php:46
3	0.3732	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	2.4523	6277896	OutputPage->output( )	../MediaWiki.php:583
5	2.4526	6284352	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	2.4527	6285648	WebResponse->header( )	../OutputPage.php:2134
7	2.4527	6285792	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	0.3731	3376416	MediaWiki->run( )	../index.php:46
3	0.3732	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	2.4523	6277896	OutputPage->output( )	../MediaWiki.php:583
5	2.4526	6284352	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	2.4974	6293696	WebResponse->header( )	../OutputPage.php:2171
7	2.4974	6293840	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	0.3731	3376416	MediaWiki->run( )	../index.php:46
3	0.3732	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	2.4523	6277896	OutputPage->output( )	../MediaWiki.php:583
5	2.4526	6284352	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	2.4981	6293640	WebResponse->header( )	../OutputPage.php:2172
7	2.4981	6293784	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	0.3731	3376416	MediaWiki->run( )	../index.php:46
3	0.3732	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	2.4523	6277896	OutputPage->output( )	../MediaWiki.php:583
5	2.4986	6293640	WebResponse->header( )	../OutputPage.php:2220
6	2.4986	6293784	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	0.3731	3376416	MediaWiki->run( )	../index.php:46
3	0.3732	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	2.4523	6277896	OutputPage->output( )	../MediaWiki.php:583
5	2.4992	6293800	WebResponse->header( )	../OutputPage.php:2227
6	2.4992	6293944	header ( )	../WebResponse.php:37