( ! ) Warning: Search backend error during near_match search for '18.116.118.141' after 39. 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	0.0095	3376416	MediaWiki->run( )	../index.php:46
3	0.0095	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0356	3551928	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0744	4379376	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0748	4433360	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0748	4433728	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.4110	5796440	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.4461	5802696	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.4461	5803448	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.4695	5818440	Hooks::run( )	../SearchEngine.php:231
12	0.4695	5820040	call_user_func_array ( )	../Hooks.php:209
13	0.4695	5820744	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.4701	5894784	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.4706	5940824	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.4917	6175920	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.4921	6207520	PoolCounterWork->execute( )	../Util.php:133
18	0.4924	6231776	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.4924	6231960	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.4924	6232032	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.4924	6233968	PoolCounterWork->execute( )	../Util.php:129
22	0.4925	6234616	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.4925	6234800	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.4925	6234920	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.5317	6349184	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.5320	6353120	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.5320	6353400	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.5322	6354704	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.5322	6355096	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	0.0095	3376416	MediaWiki->run( )	../index.php:46
3	0.0095	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.5509	6278384	OutputPage->output( )	../MediaWiki.php:583
5	0.5513	6284840	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5515	6286136	WebResponse->header( )	../OutputPage.php:2134
7	0.5515	6286280	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	0.0095	3376416	MediaWiki->run( )	../index.php:46
3	0.0095	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.5509	6278384	OutputPage->output( )	../MediaWiki.php:583
5	0.5513	6284840	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5523	6294184	WebResponse->header( )	../OutputPage.php:2171
7	0.5523	6294328	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	0.0095	3376416	MediaWiki->run( )	../index.php:46
3	0.0095	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.5509	6278384	OutputPage->output( )	../MediaWiki.php:583
5	0.5513	6284840	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5730	6294128	WebResponse->header( )	../OutputPage.php:2172
7	0.5730	6294272	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	0.0095	3376416	MediaWiki->run( )	../index.php:46
3	0.0095	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.5509	6278384	OutputPage->output( )	../MediaWiki.php:583
5	0.5949	6294128	WebResponse->header( )	../OutputPage.php:2220
6	0.5949	6294272	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	0.0095	3376416	MediaWiki->run( )	../index.php:46
3	0.0095	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.5509	6278384	OutputPage->output( )	../MediaWiki.php:583
5	0.5966	6294288	WebResponse->header( )	../OutputPage.php:2227
6	0.5966	6294432	header ( )	../WebResponse.php:37