( ! ) Warning: Search backend error during near_match search for '3.140.198.173' 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	0.0151	3782080	MediaWiki->run( )	../index.php:46
3	0.0152	3783488	MediaWiki->main( )	../MediaWiki.php:424
4	0.0232	3957656	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0347	4412392	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0351	4466392	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0351	4466760	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0745	5811200	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0797	5817416	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0797	5818168	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0819	5833168	Hooks::run( )	../SearchEngine.php:231
12	0.0819	5834768	call_user_func_array ( )	../Hooks.php:209
13	0.0819	5835472	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0824	5909520	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0829	5955544	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0851	6190592	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0853	6222176	PoolCounterWork->execute( )	../Util.php:133
18	0.0855	6246432	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0855	6246616	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0855	6246688	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0855	6248624	PoolCounterWork->execute( )	../Util.php:129
22	0.0855	6249272	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0855	6249456	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0855	6249576	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0874	6363864	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0876	6367800	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0876	6368080	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0877	6369384	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0877	6369776	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	0.0151	3782080	MediaWiki->run( )	../index.php:46
3	0.0152	3783488	MediaWiki->main( )	../MediaWiki.php:424
4	0.0894	6293096	OutputPage->output( )	../MediaWiki.php:583
5	0.0896	6299552	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0897	6300848	WebResponse->header( )	../OutputPage.php:2134
7	0.0897	6300992	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	0.0151	3782080	MediaWiki->run( )	../index.php:46
3	0.0152	3783488	MediaWiki->main( )	../MediaWiki.php:424
4	0.0894	6293096	OutputPage->output( )	../MediaWiki.php:583
5	0.0896	6299552	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0903	6308880	WebResponse->header( )	../OutputPage.php:2171
7	0.0903	6309024	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	0.0151	3782080	MediaWiki->run( )	../index.php:46
3	0.0152	3783488	MediaWiki->main( )	../MediaWiki.php:424
4	0.0894	6293096	OutputPage->output( )	../MediaWiki.php:583
5	0.0896	6299552	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0908	6308824	WebResponse->header( )	../OutputPage.php:2172
7	0.0908	6308968	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	0.0151	3782080	MediaWiki->run( )	../index.php:46
3	0.0152	3783488	MediaWiki->main( )	../MediaWiki.php:424
4	0.0894	6293096	OutputPage->output( )	../MediaWiki.php:583
5	0.0913	6308824	WebResponse->header( )	../OutputPage.php:2220
6	0.0913	6308968	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	0.0151	3782080	MediaWiki->run( )	../index.php:46
3	0.0152	3783488	MediaWiki->main( )	../MediaWiki.php:424
4	0.0894	6293096	OutputPage->output( )	../MediaWiki.php:583
5	0.0918	6308984	WebResponse->header( )	../OutputPage.php:2227
6	0.0918	6309128	header ( )	../WebResponse.php:37