( ! ) Warning: Search backend error during near_match search for '3.149.247.123' 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	239856	{main}( )	../index.php:0
2	0.0158	3384936	MediaWiki->run( )	../index.php:46
3	0.0159	3386344	MediaWiki->main( )	../MediaWiki.php:424
4	0.0369	3560488	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0873	4387976	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0922	4441888	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0922	4442256	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.2119	5804016	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.2185	5809960	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.2185	5810712	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.2225	5825712	Hooks::run( )	../SearchEngine.php:231
12	0.2226	5827312	call_user_func_array ( )	../Hooks.php:209
13	0.2226	5828016	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.2232	5902048	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.2241	5948072	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.2272	6183160	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.2276	6215928	PoolCounterWork->execute( )	../Util.php:133
18	0.2278	6240368	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.2278	6240552	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.2278	6240624	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.2279	6242592	PoolCounterWork->execute( )	../Util.php:129
22	0.2279	6243240	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.2279	6243424	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.2279	6243544	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.2346	6357840	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.2348	6361776	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.2348	6362056	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.2349	6363360	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.2349	6363752	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	239856	{main}( )	../index.php:0
2	0.0158	3384936	MediaWiki->run( )	../index.php:46
3	0.0159	3386344	MediaWiki->main( )	../MediaWiki.php:424
4	0.2372	6286984	OutputPage->output( )	../MediaWiki.php:583
5	0.2377	6293432	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2379	6294728	WebResponse->header( )	../OutputPage.php:2134
7	0.2379	6294872	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	239856	{main}( )	../index.php:0
2	0.0158	3384936	MediaWiki->run( )	../index.php:46
3	0.0159	3386344	MediaWiki->main( )	../MediaWiki.php:424
4	0.2372	6286984	OutputPage->output( )	../MediaWiki.php:583
5	0.2377	6293432	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2385	6302760	WebResponse->header( )	../OutputPage.php:2171
7	0.2385	6302904	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	239856	{main}( )	../index.php:0
2	0.0158	3384936	MediaWiki->run( )	../index.php:46
3	0.0159	3386344	MediaWiki->main( )	../MediaWiki.php:424
4	0.2372	6286984	OutputPage->output( )	../MediaWiki.php:583
5	0.2377	6293432	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2390	6302704	WebResponse->header( )	../OutputPage.php:2172
7	0.2390	6302848	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	239856	{main}( )	../index.php:0
2	0.0158	3384936	MediaWiki->run( )	../index.php:46
3	0.0159	3386344	MediaWiki->main( )	../MediaWiki.php:424
4	0.2372	6286984	OutputPage->output( )	../MediaWiki.php:583
5	0.2395	6302704	WebResponse->header( )	../OutputPage.php:2220
6	0.2395	6302848	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	239856	{main}( )	../index.php:0
2	0.0158	3384936	MediaWiki->run( )	../index.php:46
3	0.0159	3386344	MediaWiki->main( )	../MediaWiki.php:424
4	0.2372	6286984	OutputPage->output( )	../MediaWiki.php:583
5	0.2409	6302864	WebResponse->header( )	../OutputPage.php:2227
6	0.2409	6303008	header ( )	../WebResponse.php:37