( ! ) Warning: Search backend error during near_match search for '3.148.117.22' 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	240848	{main}( )	../index.php:0
2	0.0272	3789776	MediaWiki->run( )	../index.php:46
3	0.0273	3791184	MediaWiki->main( )	../MediaWiki.php:424
4	0.0781	3965248	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1205	4420000	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1211	4474016	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1211	4474384	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.2929	5818496	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.3117	5824712	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.3117	5825464	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.3222	5840464	Hooks::run( )	../SearchEngine.php:231
12	0.3223	5842064	call_user_func_array ( )	../Hooks.php:209
13	0.3223	5842768	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.3235	5916824	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.3242	5962848	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.3328	6197960	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.3360	6230728	PoolCounterWork->execute( )	../Util.php:133
18	0.3366	6255168	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.3366	6255352	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.3366	6255424	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.3366	6257392	PoolCounterWork->execute( )	../Util.php:129
22	0.3366	6258040	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.3367	6258224	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.3367	6258344	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.3519	6372648	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.3520	6376584	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.3520	6376864	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.3522	6378168	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.3522	6378560	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	240848	{main}( )	../index.php:0
2	0.0272	3789776	MediaWiki->run( )	../index.php:46
3	0.0273	3791184	MediaWiki->main( )	../MediaWiki.php:424
4	0.3542	6301808	OutputPage->output( )	../MediaWiki.php:583
5	0.3545	6308256	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.3546	6309552	WebResponse->header( )	../OutputPage.php:2134
7	0.3546	6309696	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	240848	{main}( )	../index.php:0
2	0.0272	3789776	MediaWiki->run( )	../index.php:46
3	0.0273	3791184	MediaWiki->main( )	../MediaWiki.php:424
4	0.3542	6301808	OutputPage->output( )	../MediaWiki.php:583
5	0.3545	6308256	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.3552	6317584	WebResponse->header( )	../OutputPage.php:2171
7	0.3552	6317728	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	240848	{main}( )	../index.php:0
2	0.0272	3789776	MediaWiki->run( )	../index.php:46
3	0.0273	3791184	MediaWiki->main( )	../MediaWiki.php:424
4	0.3542	6301808	OutputPage->output( )	../MediaWiki.php:583
5	0.3545	6308256	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.3557	6317528	WebResponse->header( )	../OutputPage.php:2172
7	0.3557	6317672	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	240848	{main}( )	../index.php:0
2	0.0272	3789776	MediaWiki->run( )	../index.php:46
3	0.0273	3791184	MediaWiki->main( )	../MediaWiki.php:424
4	0.3542	6301808	OutputPage->output( )	../MediaWiki.php:583
5	0.3630	6317528	WebResponse->header( )	../OutputPage.php:2220
6	0.3630	6317672	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	240848	{main}( )	../index.php:0
2	0.0272	3789776	MediaWiki->run( )	../index.php:46
3	0.0273	3791184	MediaWiki->main( )	../MediaWiki.php:424
4	0.3542	6301808	OutputPage->output( )	../MediaWiki.php:583
5	0.3637	6317688	WebResponse->header( )	../OutputPage.php:2227
6	0.3637	6317832	header ( )	../WebResponse.php:37