( ! ) Warning: Search backend error during near_match search for '18.224.33.17' after 7. 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	0.0002	233928	{main}( )	../index.php:0
2	0.0295	3375840	MediaWiki->run( )	../index.php:46
3	0.0295	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.0408	3551384	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0574	4378872	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0579	4432768	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0580	4433136	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.1048	5794704	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.1106	5800936	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.1106	5801688	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1130	5816688	Hooks::run( )	../SearchEngine.php:231
12	0.1130	5818288	call_user_func_array ( )	../Hooks.php:209
13	0.1130	5818992	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1136	5893040	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1144	5939072	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1178	6174176	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1181	6206952	PoolCounterWork->execute( )	../Util.php:133
18	0.1182	6231696	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1182	6231880	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1182	6231952	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1183	6233920	PoolCounterWork->execute( )	../Util.php:129
22	0.1183	6234568	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1183	6234752	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1183	6234872	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1250	6349136	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1252	6353072	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1252	6353352	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1253	6354656	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1253	6355048	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	0.0002	233928	{main}( )	../index.php:0
2	0.0295	3375840	MediaWiki->run( )	../index.php:46
3	0.0295	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.1272	6278264	OutputPage->output( )	../MediaWiki.php:583
5	0.1275	6284720	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1276	6286016	WebResponse->header( )	../OutputPage.php:2134
7	0.1276	6286160	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	0.0002	233928	{main}( )	../index.php:0
2	0.0295	3375840	MediaWiki->run( )	../index.php:46
3	0.0295	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.1272	6278264	OutputPage->output( )	../MediaWiki.php:583
5	0.1275	6284720	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1284	6294048	WebResponse->header( )	../OutputPage.php:2171
7	0.1284	6294192	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	0.0002	233928	{main}( )	../index.php:0
2	0.0295	3375840	MediaWiki->run( )	../index.php:46
3	0.0295	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.1272	6278264	OutputPage->output( )	../MediaWiki.php:583
5	0.1275	6284720	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1320	6293992	WebResponse->header( )	../OutputPage.php:2172
7	0.1320	6294136	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	0.0002	233928	{main}( )	../index.php:0
2	0.0295	3375840	MediaWiki->run( )	../index.php:46
3	0.0295	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.1272	6278264	OutputPage->output( )	../MediaWiki.php:583
5	0.1325	6293992	WebResponse->header( )	../OutputPage.php:2220
6	0.1325	6294136	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	0.0002	233928	{main}( )	../index.php:0
2	0.0295	3375840	MediaWiki->run( )	../index.php:46
3	0.0295	3377248	MediaWiki->main( )	../MediaWiki.php:424
4	0.1272	6278264	OutputPage->output( )	../MediaWiki.php:583
5	0.1331	6294152	WebResponse->header( )	../OutputPage.php:2227
6	0.1331	6294296	header ( )	../WebResponse.php:37