( ! ) Warning: Search backend error during near_match search for '3.139.105.14' after 15. 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	233960	{main}( )	../index.php:0
2	0.0135	3376416	MediaWiki->run( )	../index.php:46
3	0.0135	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0737	3551992	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1812	4379496	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1816	4433376	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1817	4433744	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.4901	5796560	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.5394	5802816	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.5394	5803568	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.5572	5818568	Hooks::run( )	../SearchEngine.php:231
12	0.5572	5820168	call_user_func_array ( )	../Hooks.php:209
13	0.5572	5820872	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.5711	5894896	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.5744	5940920	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.5769	6175976	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.5772	6207576	PoolCounterWork->execute( )	../Util.php:133
18	0.5774	6231832	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.5774	6232016	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.5774	6232088	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.5774	6234024	PoolCounterWork->execute( )	../Util.php:129
22	0.5774	6234672	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.5774	6234856	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.5774	6234976	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.5928	6349224	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.5930	6353160	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.5930	6353440	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.5931	6354744	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.5931	6355136	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	233960	{main}( )	../index.php:0
2	0.0135	3376416	MediaWiki->run( )	../index.php:46
3	0.0135	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.6200	6278456	OutputPage->output( )	../MediaWiki.php:583
5	0.6202	6284912	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.6203	6286208	WebResponse->header( )	../OutputPage.php:2134
7	0.6203	6286352	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	233960	{main}( )	../index.php:0
2	0.0135	3376416	MediaWiki->run( )	../index.php:46
3	0.0135	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.6200	6278456	OutputPage->output( )	../MediaWiki.php:583
5	0.6202	6284912	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.6210	6294240	WebResponse->header( )	../OutputPage.php:2171
7	0.6210	6294384	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	233960	{main}( )	../index.php:0
2	0.0135	3376416	MediaWiki->run( )	../index.php:46
3	0.0135	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.6200	6278456	OutputPage->output( )	../MediaWiki.php:583
5	0.6202	6284912	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.6215	6294184	WebResponse->header( )	../OutputPage.php:2172
7	0.6215	6294328	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	233960	{main}( )	../index.php:0
2	0.0135	3376416	MediaWiki->run( )	../index.php:46
3	0.0135	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.6200	6278456	OutputPage->output( )	../MediaWiki.php:583
5	0.6325	6294184	WebResponse->header( )	../OutputPage.php:2220
6	0.6325	6294328	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	233960	{main}( )	../index.php:0
2	0.0135	3376416	MediaWiki->run( )	../index.php:46
3	0.0135	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.6200	6278456	OutputPage->output( )	../MediaWiki.php:583
5	0.6332	6294344	WebResponse->header( )	../OutputPage.php:2227
6	0.6332	6294488	header ( )	../WebResponse.php:37