( ! ) Warning: Search backend error during near_match search for '18.227.102.195' after 21. 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	235248	{main}( )	../index.php:0
2	0.0212	3377880	MediaWiki->run( )	../index.php:46
3	0.0212	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.0867	3553472	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1498	4381016	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1501	4434904	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1502	4435272	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.3796	5798072	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.4082	5804328	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.4082	5805080	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.4312	5820072	Hooks::run( )	../SearchEngine.php:231
12	0.4312	5821672	call_user_func_array ( )	../Hooks.php:209
13	0.4312	5822376	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.4315	5896416	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.4320	5942448	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.4590	6177504	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.4592	6209088	PoolCounterWork->execute( )	../Util.php:133
18	0.4594	6233344	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.4594	6233528	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.4594	6233600	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.4594	6235536	PoolCounterWork->execute( )	../Util.php:129
22	0.4594	6236184	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.4594	6236368	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.4594	6236488	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.4801	6350720	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.4803	6354656	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.4803	6354936	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.4804	6356240	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.4804	6356632	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	235248	{main}( )	../index.php:0
2	0.0212	3377880	MediaWiki->run( )	../index.php:46
3	0.0212	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.4823	6279952	OutputPage->output( )	../MediaWiki.php:583
5	0.4825	6286408	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.4826	6287704	WebResponse->header( )	../OutputPage.php:2134
7	0.4826	6287848	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	235248	{main}( )	../index.php:0
2	0.0212	3377880	MediaWiki->run( )	../index.php:46
3	0.0212	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.4823	6279952	OutputPage->output( )	../MediaWiki.php:583
5	0.4825	6286408	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5142	6295736	WebResponse->header( )	../OutputPage.php:2171
7	0.5142	6295880	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	235248	{main}( )	../index.php:0
2	0.0212	3377880	MediaWiki->run( )	../index.php:46
3	0.0212	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.4823	6279952	OutputPage->output( )	../MediaWiki.php:583
5	0.4825	6286408	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5147	6295680	WebResponse->header( )	../OutputPage.php:2172
7	0.5147	6295824	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	235248	{main}( )	../index.php:0
2	0.0212	3377880	MediaWiki->run( )	../index.php:46
3	0.0212	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.4823	6279952	OutputPage->output( )	../MediaWiki.php:583
5	0.5154	6295680	WebResponse->header( )	../OutputPage.php:2220
6	0.5154	6295824	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	235248	{main}( )	../index.php:0
2	0.0212	3377880	MediaWiki->run( )	../index.php:46
3	0.0212	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.4823	6279952	OutputPage->output( )	../MediaWiki.php:583
5	0.5161	6295840	WebResponse->header( )	../OutputPage.php:2227
6	0.5161	6295984	header ( )	../WebResponse.php:37