( ! ) Warning: Search backend error during near_match search for '18.118.10.75' after 6. 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	0.0086	3376416	MediaWiki->run( )	../index.php:46
3	0.0087	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0163	3551992	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0318	4379496	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0322	4433376	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0322	4433744	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0760	5795880	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0815	5802136	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0815	5802888	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0839	5817888	Hooks::run( )	../SearchEngine.php:231
12	0.0839	5819488	call_user_func_array ( )	../Hooks.php:209
13	0.0839	5820192	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0844	5894232	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0851	5940256	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0881	6175360	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0884	6208152	PoolCounterWork->execute( )	../Util.php:133
18	0.0885	6232624	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0885	6232808	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0885	6232880	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0885	6234848	PoolCounterWork->execute( )	../Util.php:129
22	0.0885	6235496	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0885	6235680	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0885	6235800	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.0948	6350080	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.0949	6354016	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.0949	6354296	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.0950	6355600	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.0950	6355992	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	0.0086	3376416	MediaWiki->run( )	../index.php:46
3	0.0087	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0976	6279216	OutputPage->output( )	../MediaWiki.php:583
5	0.0978	6285672	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0979	6286968	WebResponse->header( )	../OutputPage.php:2134
7	0.0979	6287112	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	0.0086	3376416	MediaWiki->run( )	../index.php:46
3	0.0087	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0976	6279216	OutputPage->output( )	../MediaWiki.php:583
5	0.0978	6285672	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0985	6295000	WebResponse->header( )	../OutputPage.php:2171
7	0.0985	6295144	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	0.0086	3376416	MediaWiki->run( )	../index.php:46
3	0.0087	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0976	6279216	OutputPage->output( )	../MediaWiki.php:583
5	0.0978	6285672	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.0990	6294944	WebResponse->header( )	../OutputPage.php:2172
7	0.0990	6295088	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	0.0086	3376416	MediaWiki->run( )	../index.php:46
3	0.0087	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0976	6279216	OutputPage->output( )	../MediaWiki.php:583
5	0.0995	6294944	WebResponse->header( )	../OutputPage.php:2220
6	0.0995	6295088	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	0.0086	3376416	MediaWiki->run( )	../index.php:46
3	0.0087	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0976	6279216	OutputPage->output( )	../MediaWiki.php:583
5	0.1001	6295104	WebResponse->header( )	../OutputPage.php:2227
6	0.1001	6295248	header ( )	../WebResponse.php:37