( ! ) Warning: Search backend error during near_match search for '18.119.126.80' after 2. 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	235872	{main}( )	../index.php:0
2	0.0186	3782248	MediaWiki->run( )	../index.php:46
3	0.0186	3783656	MediaWiki->main( )	../MediaWiki.php:424
4	0.0261	3957768	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0379	4412528	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0384	4466520	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0384	4466888	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0786	5811432	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0838	5817648	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0838	5818400	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0860	5833400	Hooks::run( )	../SearchEngine.php:231
12	0.0860	5835000	call_user_func_array ( )	../Hooks.php:209
13	0.0860	5835704	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0866	5909768	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0873	5955792	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0900	6190816	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0903	6223584	PoolCounterWork->execute( )	../Util.php:133
18	0.0904	6248000	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0904	6248184	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0904	6248256	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0904	6250224	PoolCounterWork->execute( )	../Util.php:129
22	0.0905	6250872	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0905	6251056	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0905	6251176	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0925	6365424	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0926	6369360	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0926	6369640	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0927	6370944	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0927	6371336	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	235872	{main}( )	../index.php:0
2	0.0186	3782248	MediaWiki->run( )	../index.php:46
3	0.0186	3783656	MediaWiki->main( )	../MediaWiki.php:424
4	0.0944	6294592	OutputPage->output( )	../MediaWiki.php:583
5	0.0946	6301048	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0947	6302344	WebResponse->header( )	../OutputPage.php:2134
7	0.0947	6302488	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	235872	{main}( )	../index.php:0
2	0.0186	3782248	MediaWiki->run( )	../index.php:46
3	0.0186	3783656	MediaWiki->main( )	../MediaWiki.php:424
4	0.0944	6294592	OutputPage->output( )	../MediaWiki.php:583
5	0.0946	6301048	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0953	6310376	WebResponse->header( )	../OutputPage.php:2171
7	0.0953	6310520	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	235872	{main}( )	../index.php:0
2	0.0186	3782248	MediaWiki->run( )	../index.php:46
3	0.0186	3783656	MediaWiki->main( )	../MediaWiki.php:424
4	0.0944	6294592	OutputPage->output( )	../MediaWiki.php:583
5	0.0946	6301048	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0958	6310320	WebResponse->header( )	../OutputPage.php:2172
7	0.0958	6310464	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	235872	{main}( )	../index.php:0
2	0.0186	3782248	MediaWiki->run( )	../index.php:46
3	0.0186	3783656	MediaWiki->main( )	../MediaWiki.php:424
4	0.0944	6294592	OutputPage->output( )	../MediaWiki.php:583
5	0.0962	6310320	WebResponse->header( )	../OutputPage.php:2220
6	0.0962	6310464	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	235872	{main}( )	../index.php:0
2	0.0186	3782248	MediaWiki->run( )	../index.php:46
3	0.0186	3783656	MediaWiki->main( )	../MediaWiki.php:424
4	0.0944	6294592	OutputPage->output( )	../MediaWiki.php:583
5	0.0968	6310480	WebResponse->header( )	../OutputPage.php:2227
6	0.0968	6310624	header ( )	../WebResponse.php:37