( ! ) Warning: Search backend error during near_match search for '3.133.86.172' after 26. 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	233928	{main}( )	../index.php:0
2	0.0303	3375864	MediaWiki->run( )	../index.php:46
3	0.0303	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	0.0960	3551264	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1963	4378752	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1968	4432672	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1968	4433040	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.7822	5795584	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.8403	5801864	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.8403	5802616	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.8643	5817616	Hooks::run( )	../SearchEngine.php:231
12	0.8643	5819216	call_user_func_array ( )	../Hooks.php:209
13	0.8643	5819920	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.8648	5893944	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.8656	5939976	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.8949	6175032	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.8952	6206640	PoolCounterWork->execute( )	../Util.php:133
18	0.8953	6230896	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.8953	6231080	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.8953	6231152	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.8954	6233088	PoolCounterWork->execute( )	../Util.php:129
22	0.8954	6233736	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.8954	6233920	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.8954	6234040	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.9211	6348128	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.9212	6352064	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.9212	6352344	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.9214	6353648	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.9214	6354040	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	233928	{main}( )	../index.php:0
2	0.0303	3375864	MediaWiki->run( )	../index.php:46
3	0.0303	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	0.9429	6277320	OutputPage->output( )	../MediaWiki.php:583
5	0.9431	6283776	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.9432	6285072	WebResponse->header( )	../OutputPage.php:2134
7	0.9432	6285216	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	233928	{main}( )	../index.php:0
2	0.0303	3375864	MediaWiki->run( )	../index.php:46
3	0.0303	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	0.9429	6277320	OutputPage->output( )	../MediaWiki.php:583
5	0.9431	6283776	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.9440	6293104	WebResponse->header( )	../OutputPage.php:2171
7	0.9440	6293248	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	233928	{main}( )	../index.php:0
2	0.0303	3375864	MediaWiki->run( )	../index.php:46
3	0.0303	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	0.9429	6277320	OutputPage->output( )	../MediaWiki.php:583
5	0.9431	6283776	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.9445	6293048	WebResponse->header( )	../OutputPage.php:2172
7	0.9445	6293192	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	233928	{main}( )	../index.php:0
2	0.0303	3375864	MediaWiki->run( )	../index.php:46
3	0.0303	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	0.9429	6277320	OutputPage->output( )	../MediaWiki.php:583
5	0.9450	6293048	WebResponse->header( )	../OutputPage.php:2220
6	0.9450	6293192	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	233928	{main}( )	../index.php:0
2	0.0303	3375864	MediaWiki->run( )	../index.php:46
3	0.0303	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	0.9429	6277320	OutputPage->output( )	../MediaWiki.php:583
5	0.9456	6293208	WebResponse->header( )	../OutputPage.php:2227
6	0.9456	6293352	header ( )	../WebResponse.php:37