( ! ) Warning: Search backend error during near_match search for '3.147.48.41' after 71. 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	232168	{main}( )	../index.php:0
2	0.0206	3374064	MediaWiki->run( )	../index.php:46
3	0.0207	3375472	MediaWiki->main( )	../MediaWiki.php:424
4	0.1146	3599080	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.2520	4412592	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.2524	4466584	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.2524	4466952	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.6273	5794176	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.6847	5800360	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.6847	5801112	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.7173	5816112	Hooks::run( )	../SearchEngine.php:231
12	0.7174	5817712	call_user_func_array ( )	../Hooks.php:209
13	0.7174	5818416	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.7177	5892448	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.7182	5938488	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.7200	6173544	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.7202	6205128	PoolCounterWork->execute( )	../Util.php:133
18	0.7203	6229384	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.7203	6229568	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.7203	6229640	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.7204	6231576	PoolCounterWork->execute( )	../Util.php:129
22	0.7204	6232224	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.7204	6232408	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.7204	6232528	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.7911	6346792	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.7912	6350728	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.7912	6351008	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.7913	6352312	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.7914	6352704	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	232168	{main}( )	../index.php:0
2	0.0206	3374064	MediaWiki->run( )	../index.php:46
3	0.0207	3375472	MediaWiki->main( )	../MediaWiki.php:424
4	0.7934	6275984	OutputPage->output( )	../MediaWiki.php:583
5	0.7937	6282440	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.7939	6283736	WebResponse->header( )	../OutputPage.php:2134
7	0.7939	6283880	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	232168	{main}( )	../index.php:0
2	0.0206	3374064	MediaWiki->run( )	../index.php:46
3	0.0207	3375472	MediaWiki->main( )	../MediaWiki.php:424
4	0.7934	6275984	OutputPage->output( )	../MediaWiki.php:583
5	0.7937	6282440	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.7945	6291768	WebResponse->header( )	../OutputPage.php:2171
7	0.7945	6291912	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	232168	{main}( )	../index.php:0
2	0.0206	3374064	MediaWiki->run( )	../index.php:46
3	0.0207	3375472	MediaWiki->main( )	../MediaWiki.php:424
4	0.7934	6275984	OutputPage->output( )	../MediaWiki.php:583
5	0.7937	6282440	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.7951	6291712	WebResponse->header( )	../OutputPage.php:2172
7	0.7951	6291856	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	232168	{main}( )	../index.php:0
2	0.0206	3374064	MediaWiki->run( )	../index.php:46
3	0.0207	3375472	MediaWiki->main( )	../MediaWiki.php:424
4	0.7934	6275984	OutputPage->output( )	../MediaWiki.php:583
5	0.7956	6291712	WebResponse->header( )	../OutputPage.php:2220
6	0.7956	6291856	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	232168	{main}( )	../index.php:0
2	0.0206	3374064	MediaWiki->run( )	../index.php:46
3	0.0207	3375472	MediaWiki->main( )	../MediaWiki.php:424
4	0.7934	6275984	OutputPage->output( )	../MediaWiki.php:583
5	0.7962	6291864	WebResponse->header( )	../OutputPage.php:2227
6	0.7962	6292008	header ( )	../WebResponse.php:37