( ! ) Warning: Search backend error during near_match search for '3.142.255.23' 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	0.0001	233928	{main}( )	../index.php:0
2	0.0117	3376064	MediaWiki->run( )	../index.php:46
3	0.0117	3377472	MediaWiki->main( )	../MediaWiki.php:424
4	0.0228	3551592	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0388	4379216	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0394	4433104	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0394	4433472	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0877	5794720	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0929	5800952	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0929	5801704	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0951	5816704	Hooks::run( )	../SearchEngine.php:231
12	0.0952	5818304	call_user_func_array ( )	../Hooks.php:209
13	0.0952	5819008	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0957	5893048	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0965	5939072	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0999	6174200	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1002	6206976	PoolCounterWork->execute( )	../Util.php:133
18	0.1004	6231232	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1004	6231416	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1004	6231488	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1004	6233456	PoolCounterWork->execute( )	../Util.php:129
22	0.1004	6234104	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1004	6234288	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1005	6234408	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1076	6348696	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1077	6352632	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1077	6352912	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1078	6354216	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1078	6354608	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	0.0001	233928	{main}( )	../index.php:0
2	0.0117	3376064	MediaWiki->run( )	../index.php:46
3	0.0117	3377472	MediaWiki->main( )	../MediaWiki.php:424
4	0.1098	6277824	OutputPage->output( )	../MediaWiki.php:583
5	0.1100	6284280	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1101	6285576	WebResponse->header( )	../OutputPage.php:2134
7	0.1101	6285720	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	0.0001	233928	{main}( )	../index.php:0
2	0.0117	3376064	MediaWiki->run( )	../index.php:46
3	0.0117	3377472	MediaWiki->main( )	../MediaWiki.php:424
4	0.1098	6277824	OutputPage->output( )	../MediaWiki.php:583
5	0.1100	6284280	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1108	6293608	WebResponse->header( )	../OutputPage.php:2171
7	0.1108	6293752	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	0.0001	233928	{main}( )	../index.php:0
2	0.0117	3376064	MediaWiki->run( )	../index.php:46
3	0.0117	3377472	MediaWiki->main( )	../MediaWiki.php:424
4	0.1098	6277824	OutputPage->output( )	../MediaWiki.php:583
5	0.1100	6284280	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1114	6293552	WebResponse->header( )	../OutputPage.php:2172
7	0.1114	6293696	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	0.0001	233928	{main}( )	../index.php:0
2	0.0117	3376064	MediaWiki->run( )	../index.php:46
3	0.0117	3377472	MediaWiki->main( )	../MediaWiki.php:424
4	0.1098	6277824	OutputPage->output( )	../MediaWiki.php:583
5	0.1119	6293552	WebResponse->header( )	../OutputPage.php:2220
6	0.1119	6293696	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	0.0001	233928	{main}( )	../index.php:0
2	0.0117	3376064	MediaWiki->run( )	../index.php:46
3	0.0117	3377472	MediaWiki->main( )	../MediaWiki.php:424
4	0.1098	6277824	OutputPage->output( )	../MediaWiki.php:583
5	0.1125	6293712	WebResponse->header( )	../OutputPage.php:2227
6	0.1125	6293856	header ( )	../WebResponse.php:37