( ! ) Warning: Search backend error during near_match search for '18.225.175.23' after 27. 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	0.0215	3377880	MediaWiki->run( )	../index.php:46
3	0.0215	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.0609	3553472	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1312	4381000	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1316	4434888	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1316	4435256	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.3001	5797800	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.3345	5804032	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.3345	5804784	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.3434	5819784	Hooks::run( )	../SearchEngine.php:231
12	0.3435	5821384	call_user_func_array ( )	../Hooks.php:209
13	0.3435	5822088	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.3441	5896120	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.3449	5942144	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.3759	6177200	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.3762	6208800	PoolCounterWork->execute( )	../Util.php:133
18	0.3764	6233056	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.3764	6233240	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.3764	6233312	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.3764	6235248	PoolCounterWork->execute( )	../Util.php:129
22	0.3764	6235896	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.3764	6236080	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.3764	6236200	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.4029	6350456	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.4031	6354392	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.4031	6354672	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.4032	6355976	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.4032	6356368	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	0.0215	3377880	MediaWiki->run( )	../index.php:46
3	0.0215	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.4051	6279688	OutputPage->output( )	../MediaWiki.php:583
5	0.4254	6286144	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.4255	6287440	WebResponse->header( )	../OutputPage.php:2134
7	0.4255	6287584	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	0.0215	3377880	MediaWiki->run( )	../index.php:46
3	0.0215	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.4051	6279688	OutputPage->output( )	../MediaWiki.php:583
5	0.4254	6286144	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.4262	6295472	WebResponse->header( )	../OutputPage.php:2171
7	0.4262	6295616	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	0.0215	3377880	MediaWiki->run( )	../index.php:46
3	0.0215	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.4051	6279688	OutputPage->output( )	../MediaWiki.php:583
5	0.4254	6286144	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.4267	6295416	WebResponse->header( )	../OutputPage.php:2172
7	0.4267	6295560	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	0.0215	3377880	MediaWiki->run( )	../index.php:46
3	0.0215	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.4051	6279688	OutputPage->output( )	../MediaWiki.php:583
5	0.4272	6295416	WebResponse->header( )	../OutputPage.php:2220
6	0.4272	6295560	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	0.0215	3377880	MediaWiki->run( )	../index.php:46
3	0.0215	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.4051	6279688	OutputPage->output( )	../MediaWiki.php:583
5	0.4278	6295576	WebResponse->header( )	../OutputPage.php:2227
6	0.4278	6295720	header ( )	../WebResponse.php:37