( ! ) Warning: Search backend error during near_match search for '3.141.40.160' after 7. 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	240368	{main}( )	../index.php:0
2	0.0143	3385920	MediaWiki->run( )	../index.php:46
3	0.0144	3387328	MediaWiki->main( )	../MediaWiki.php:424
4	0.0452	3561408	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1059	4388960	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1063	4442840	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1063	4443208	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.2051	5804960	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.2111	5811216	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.2111	5811968	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.2135	5826968	Hooks::run( )	../SearchEngine.php:231
12	0.2135	5828568	call_user_func_array ( )	../Hooks.php:209
13	0.2135	5829272	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.2138	5903296	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.2141	5949328	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.2156	6184352	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.2158	6217128	PoolCounterWork->execute( )	../Util.php:133
18	0.2159	6241544	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.2159	6241728	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.2159	6241800	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.2159	6243768	PoolCounterWork->execute( )	../Util.php:129
22	0.2160	6244416	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.2160	6244600	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.2160	6244720	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.2229	6359000	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.2230	6362936	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.2230	6363216	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.2231	6364520	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.2231	6364912	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	240368	{main}( )	../index.php:0
2	0.0143	3385920	MediaWiki->run( )	../index.php:46
3	0.0144	3387328	MediaWiki->main( )	../MediaWiki.php:424
4	0.2248	6288152	OutputPage->output( )	../MediaWiki.php:583
5	0.2250	6294608	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2251	6295904	WebResponse->header( )	../OutputPage.php:2134
7	0.2251	6296048	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	240368	{main}( )	../index.php:0
2	0.0143	3385920	MediaWiki->run( )	../index.php:46
3	0.0144	3387328	MediaWiki->main( )	../MediaWiki.php:424
4	0.2248	6288152	OutputPage->output( )	../MediaWiki.php:583
5	0.2250	6294608	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2263	6303936	WebResponse->header( )	../OutputPage.php:2171
7	0.2263	6304080	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	240368	{main}( )	../index.php:0
2	0.0143	3385920	MediaWiki->run( )	../index.php:46
3	0.0144	3387328	MediaWiki->main( )	../MediaWiki.php:424
4	0.2248	6288152	OutputPage->output( )	../MediaWiki.php:583
5	0.2250	6294608	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2267	6303880	WebResponse->header( )	../OutputPage.php:2172
7	0.2267	6304024	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	240368	{main}( )	../index.php:0
2	0.0143	3385920	MediaWiki->run( )	../index.php:46
3	0.0144	3387328	MediaWiki->main( )	../MediaWiki.php:424
4	0.2248	6288152	OutputPage->output( )	../MediaWiki.php:583
5	0.2272	6303880	WebResponse->header( )	../OutputPage.php:2220
6	0.2272	6304024	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	240368	{main}( )	../index.php:0
2	0.0143	3385920	MediaWiki->run( )	../index.php:46
3	0.0144	3387328	MediaWiki->main( )	../MediaWiki.php:424
4	0.2248	6288152	OutputPage->output( )	../MediaWiki.php:583
5	0.2278	6304040	WebResponse->header( )	../OutputPage.php:2227
6	0.2278	6304184	header ( )	../WebResponse.php:37