( ! ) Warning: Search backend error during near_match search for '3.144.99.18' after 26. 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	233896	{main}( )	../index.php:0
2	0.0322	3375864	MediaWiki->run( )	../index.php:46
3	0.0322	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	0.3053	3551360	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.6467	4378888	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.6471	4432784	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.6472	4433152	SpecialSearch->execute( )	../SpecialPage.php:383
8	1.5022	5795216	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	1.5370	5801472	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	1.5370	5802224	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	1.5483	5817224	Hooks::run( )	../SearchEngine.php:231
12	1.5483	5818824	call_user_func_array ( )	../Hooks.php:209
13	1.5483	5819528	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	1.5487	5893560	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	1.5538	5939608	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	1.5563	6174616	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	1.5565	6206216	PoolCounterWork->execute( )	../Util.php:133
18	1.5567	6230472	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	1.5567	6230656	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	1.5567	6230728	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	1.5567	6232664	PoolCounterWork->execute( )	../Util.php:129
22	1.5567	6233312	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	1.5567	6233496	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	1.5568	6233616	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	1.5828	6347880	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	1.5830	6351816	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	1.5830	6352096	MWDebug::warning( )	../GlobalFunctions.php:1247
28	1.5831	6353400	MWDebug::sendMessage( )	../MWDebug.php:155
29	1.5831	6353792	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	233896	{main}( )	../index.php:0
2	0.0322	3375864	MediaWiki->run( )	../index.php:46
3	0.0322	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	1.5850	6277104	OutputPage->output( )	../MediaWiki.php:583
5	1.5852	6283560	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.5853	6284856	WebResponse->header( )	../OutputPage.php:2134
7	1.5853	6285000	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	233896	{main}( )	../index.php:0
2	0.0322	3375864	MediaWiki->run( )	../index.php:46
3	0.0322	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	1.5850	6277104	OutputPage->output( )	../MediaWiki.php:583
5	1.5852	6283560	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.5860	6292888	WebResponse->header( )	../OutputPage.php:2171
7	1.5860	6293032	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	233896	{main}( )	../index.php:0
2	0.0322	3375864	MediaWiki->run( )	../index.php:46
3	0.0322	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	1.5850	6277104	OutputPage->output( )	../MediaWiki.php:583
5	1.5852	6283560	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.5865	6292832	WebResponse->header( )	../OutputPage.php:2172
7	1.5865	6292976	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	233896	{main}( )	../index.php:0
2	0.0322	3375864	MediaWiki->run( )	../index.php:46
3	0.0322	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	1.5850	6277104	OutputPage->output( )	../MediaWiki.php:583
5	1.5869	6292832	WebResponse->header( )	../OutputPage.php:2220
6	1.5869	6292976	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	233896	{main}( )	../index.php:0
2	0.0322	3375864	MediaWiki->run( )	../index.php:46
3	0.0322	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	1.5850	6277104	OutputPage->output( )	../MediaWiki.php:583
5	1.5875	6292984	WebResponse->header( )	../OutputPage.php:2227
6	1.5875	6293128	header ( )	../WebResponse.php:37