( ! ) Warning: Search backend error during near_match search for '3.137.165.228' after 22. 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	232232	{main}( )	../index.php:0
2	0.0491	3374728	MediaWiki->run( )	../index.php:46
3	0.0491	3376136	MediaWiki->main( )	../MediaWiki.php:424
4	0.1160	3599872	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.2785	4413208	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.2789	4467192	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.2789	4467560	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.5764	5794952	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.6397	5801136	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.6397	5801888	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.6674	5816888	Hooks::run( )	../SearchEngine.php:231
12	0.6683	5818488	call_user_func_array ( )	../Hooks.php:209
13	0.6683	5819192	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.6697	5893224	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.6716	5939264	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.6759	6174320	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.6761	6205912	PoolCounterWork->execute( )	../Util.php:133
18	0.6762	6230168	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.6762	6230352	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.6762	6230424	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.6762	6232360	PoolCounterWork->execute( )	../Util.php:129
22	0.6762	6233008	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.6762	6233192	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.6762	6233312	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.6987	6347568	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.6988	6351504	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.6988	6351784	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.6989	6353088	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.6989	6353480	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	232232	{main}( )	../index.php:0
2	0.0491	3374728	MediaWiki->run( )	../index.php:46
3	0.0491	3376136	MediaWiki->main( )	../MediaWiki.php:424
4	0.7185	6276784	OutputPage->output( )	../MediaWiki.php:583
5	0.7187	6283240	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.7188	6284536	WebResponse->header( )	../OutputPage.php:2134
7	0.7188	6284680	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	232232	{main}( )	../index.php:0
2	0.0491	3374728	MediaWiki->run( )	../index.php:46
3	0.0491	3376136	MediaWiki->main( )	../MediaWiki.php:424
4	0.7185	6276784	OutputPage->output( )	../MediaWiki.php:583
5	0.7187	6283240	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.7195	6292568	WebResponse->header( )	../OutputPage.php:2171
7	0.7195	6292712	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	232232	{main}( )	../index.php:0
2	0.0491	3374728	MediaWiki->run( )	../index.php:46
3	0.0491	3376136	MediaWiki->main( )	../MediaWiki.php:424
4	0.7185	6276784	OutputPage->output( )	../MediaWiki.php:583
5	0.7187	6283240	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.7200	6292512	WebResponse->header( )	../OutputPage.php:2172
7	0.7200	6292656	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	232232	{main}( )	../index.php:0
2	0.0491	3374728	MediaWiki->run( )	../index.php:46
3	0.0491	3376136	MediaWiki->main( )	../MediaWiki.php:424
4	0.7185	6276784	OutputPage->output( )	../MediaWiki.php:583
5	0.7274	6292512	WebResponse->header( )	../OutputPage.php:2220
6	0.7274	6292656	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	232232	{main}( )	../index.php:0
2	0.0491	3374728	MediaWiki->run( )	../index.php:46
3	0.0491	3376136	MediaWiki->main( )	../MediaWiki.php:424
4	0.7185	6276784	OutputPage->output( )	../MediaWiki.php:583
5	0.7280	6292672	WebResponse->header( )	../OutputPage.php:2227
6	0.7280	6292816	header ( )	../WebResponse.php:37