( ! ) Warning: Search backend error during near_match search for '18.191.228.88' after 6. 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	236384	{main}( )	../index.php:0
2	0.0175	3782784	MediaWiki->run( )	../index.php:46
3	0.0175	3784192	MediaWiki->main( )	../MediaWiki.php:424
4	0.0269	3958384	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0386	4413192	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0392	4467192	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0392	4467560	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0796	5811456	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0852	5817488	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0852	5818240	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0876	5833240	Hooks::run( )	../SearchEngine.php:231
12	0.0877	5834840	call_user_func_array ( )	../Hooks.php:209
13	0.0877	5835544	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0883	5909592	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0891	5955616	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0921	6190664	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0924	6222248	PoolCounterWork->execute( )	../Util.php:133
18	0.0926	6246504	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0926	6246688	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0926	6246760	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0926	6248696	PoolCounterWork->execute( )	../Util.php:129
22	0.0926	6249344	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0926	6249528	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0926	6249648	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0989	6363936	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0990	6367872	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0990	6368152	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0991	6369456	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0991	6369848	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	236384	{main}( )	../index.php:0
2	0.0175	3782784	MediaWiki->run( )	../index.php:46
3	0.0175	3784192	MediaWiki->main( )	../MediaWiki.php:424
4	0.1011	6293168	OutputPage->output( )	../MediaWiki.php:583
5	0.1013	6299624	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1014	6300920	WebResponse->header( )	../OutputPage.php:2134
7	0.1014	6301064	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	236384	{main}( )	../index.php:0
2	0.0175	3782784	MediaWiki->run( )	../index.php:46
3	0.0175	3784192	MediaWiki->main( )	../MediaWiki.php:424
4	0.1011	6293168	OutputPage->output( )	../MediaWiki.php:583
5	0.1013	6299624	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1020	6308952	WebResponse->header( )	../OutputPage.php:2171
7	0.1020	6309096	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	236384	{main}( )	../index.php:0
2	0.0175	3782784	MediaWiki->run( )	../index.php:46
3	0.0175	3784192	MediaWiki->main( )	../MediaWiki.php:424
4	0.1011	6293168	OutputPage->output( )	../MediaWiki.php:583
5	0.1013	6299624	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1025	6308896	WebResponse->header( )	../OutputPage.php:2172
7	0.1025	6309040	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	236384	{main}( )	../index.php:0
2	0.0175	3782784	MediaWiki->run( )	../index.php:46
3	0.0175	3784192	MediaWiki->main( )	../MediaWiki.php:424
4	0.1011	6293168	OutputPage->output( )	../MediaWiki.php:583
5	0.1029	6308896	WebResponse->header( )	../OutputPage.php:2220
6	0.1029	6309040	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	236384	{main}( )	../index.php:0
2	0.0175	3782784	MediaWiki->run( )	../index.php:46
3	0.0175	3784192	MediaWiki->main( )	../MediaWiki.php:424
4	0.1011	6293168	OutputPage->output( )	../MediaWiki.php:583
5	0.1036	6309056	WebResponse->header( )	../OutputPage.php:2227
6	0.1036	6309200	header ( )	../WebResponse.php:37