( ! ) Warning: Search backend error during near_match search for '18.222.163.85' 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	0.0000	233960	{main}( )	../index.php:0
2	0.0088	3376416	MediaWiki->run( )	../index.php:46
3	0.0089	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0184	3551992	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0334	4379472	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0338	4433368	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0339	4433736	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0766	5795952	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0818	5802184	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0818	5802936	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0840	5817936	Hooks::run( )	../SearchEngine.php:231
12	0.0840	5819536	call_user_func_array ( )	../Hooks.php:209
13	0.0841	5820240	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0846	5894288	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0854	5940312	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0886	6175416	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0889	6208192	PoolCounterWork->execute( )	../Util.php:133
18	0.0890	6232936	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0890	6233120	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0890	6233192	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0891	6235160	PoolCounterWork->execute( )	../Util.php:129
22	0.0891	6235808	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0891	6235992	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0891	6236112	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0956	6350384	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0958	6354320	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0958	6354600	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0959	6355904	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0959	6356296	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	233960	{main}( )	../index.php:0
2	0.0088	3376416	MediaWiki->run( )	../index.php:46
3	0.0089	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0978	6279520	OutputPage->output( )	../MediaWiki.php:583
5	0.0980	6285976	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0981	6287272	WebResponse->header( )	../OutputPage.php:2134
7	0.0981	6287416	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	233960	{main}( )	../index.php:0
2	0.0088	3376416	MediaWiki->run( )	../index.php:46
3	0.0089	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0978	6279520	OutputPage->output( )	../MediaWiki.php:583
5	0.0980	6285976	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0988	6295320	WebResponse->header( )	../OutputPage.php:2171
7	0.0988	6295464	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	233960	{main}( )	../index.php:0
2	0.0088	3376416	MediaWiki->run( )	../index.php:46
3	0.0089	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0978	6279520	OutputPage->output( )	../MediaWiki.php:583
5	0.0980	6285976	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0992	6295264	WebResponse->header( )	../OutputPage.php:2172
7	0.0992	6295408	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	233960	{main}( )	../index.php:0
2	0.0088	3376416	MediaWiki->run( )	../index.php:46
3	0.0089	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0978	6279520	OutputPage->output( )	../MediaWiki.php:583
5	0.0997	6295264	WebResponse->header( )	../OutputPage.php:2220
6	0.0997	6295408	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	233960	{main}( )	../index.php:0
2	0.0088	3376416	MediaWiki->run( )	../index.php:46
3	0.0089	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0978	6279520	OutputPage->output( )	../MediaWiki.php:583
5	0.1003	6295424	WebResponse->header( )	../OutputPage.php:2227
6	0.1003	6295568	header ( )	../WebResponse.php:37