( ! ) Warning: Search backend error during near_match search for '52.15.245.1' after 47. 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	233928	{main}( )	../index.php:0
2	0.0161	3376408	MediaWiki->run( )	../index.php:46
3	0.0161	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.0267	3551968	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0662	4379424	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0701	4433312	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0701	4433680	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.6377	5796272	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.7446	5802528	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.7446	5803280	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.7871	5818280	Hooks::run( )	../SearchEngine.php:231
12	0.7871	5819880	call_user_func_array ( )	../Hooks.php:209
13	0.7871	5820584	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.7877	5894616	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.7884	5940640	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.8639	6175696	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.8642	6207280	PoolCounterWork->execute( )	../Util.php:133
18	0.8644	6231536	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.8644	6231720	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.8644	6231792	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.8644	6233728	PoolCounterWork->execute( )	../Util.php:129
22	0.8644	6234376	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.8644	6234560	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.8644	6234680	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.9119	6348928	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.9121	6352864	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.9121	6353144	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.9122	6354448	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.9122	6354840	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	233928	{main}( )	../index.php:0
2	0.0161	3376408	MediaWiki->run( )	../index.php:46
3	0.0161	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.9141	6278152	OutputPage->output( )	../MediaWiki.php:583
5	0.9143	6284608	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.9603	6285904	WebResponse->header( )	../OutputPage.php:2134
7	0.9603	6286048	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	233928	{main}( )	../index.php:0
2	0.0161	3376408	MediaWiki->run( )	../index.php:46
3	0.0161	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.9141	6278152	OutputPage->output( )	../MediaWiki.php:583
5	0.9143	6284608	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.9712	6293936	WebResponse->header( )	../OutputPage.php:2171
7	0.9712	6294080	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	233928	{main}( )	../index.php:0
2	0.0161	3376408	MediaWiki->run( )	../index.php:46
3	0.0161	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.9141	6278152	OutputPage->output( )	../MediaWiki.php:583
5	0.9143	6284608	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.9717	6293880	WebResponse->header( )	../OutputPage.php:2172
7	0.9717	6294024	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	233928	{main}( )	../index.php:0
2	0.0161	3376408	MediaWiki->run( )	../index.php:46
3	0.0161	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.9141	6278152	OutputPage->output( )	../MediaWiki.php:583
5	0.9722	6293880	WebResponse->header( )	../OutputPage.php:2220
6	0.9722	6294024	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	233928	{main}( )	../index.php:0
2	0.0161	3376408	MediaWiki->run( )	../index.php:46
3	0.0161	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.9141	6278152	OutputPage->output( )	../MediaWiki.php:583
5	0.9728	6294040	WebResponse->header( )	../OutputPage.php:2227
6	0.9728	6294184	header ( )	../WebResponse.php:37