( ! ) Warning: Search backend error during near_match search for '13.58.5.57' after 14. 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	233896	{main}( )	../index.php:0
2	0.0460	3376040	MediaWiki->run( )	../index.php:46
3	0.0461	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.1536	3551680	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.3037	4379192	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.3041	4433088	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.3041	4433456	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.8804	5794552	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.9480	5800808	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.9480	5801560	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.9738	5816560	Hooks::run( )	../SearchEngine.php:231
12	0.9739	5818160	call_user_func_array ( )	../Hooks.php:209
13	0.9739	5818864	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.9743	5892872	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.9747	5938896	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.9762	6174000	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.9764	6205592	PoolCounterWork->execute( )	../Util.php:133
18	0.9765	6229848	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.9765	6230032	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.9765	6230104	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.9886	6232040	PoolCounterWork->execute( )	../Util.php:129
22	0.9886	6232688	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.9886	6232872	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.9886	6232992	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	1.0027	6347240	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	1.0029	6351168	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	1.0029	6351448	MWDebug::warning( )	../GlobalFunctions.php:1247
28	1.0030	6352736	MWDebug::sendMessage( )	../MWDebug.php:155
29	1.0030	6353128	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	233896	{main}( )	../index.php:0
2	0.0460	3376040	MediaWiki->run( )	../index.php:46
3	0.0461	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	1.0047	6276416	OutputPage->output( )	../MediaWiki.php:583
5	1.0049	6282864	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.0050	6284160	WebResponse->header( )	../OutputPage.php:2134
7	1.0050	6284304	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	233896	{main}( )	../index.php:0
2	0.0460	3376040	MediaWiki->run( )	../index.php:46
3	0.0461	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	1.0047	6276416	OutputPage->output( )	../MediaWiki.php:583
5	1.0049	6282864	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.0057	6292192	WebResponse->header( )	../OutputPage.php:2171
7	1.0057	6292336	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	233896	{main}( )	../index.php:0
2	0.0460	3376040	MediaWiki->run( )	../index.php:46
3	0.0461	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	1.0047	6276416	OutputPage->output( )	../MediaWiki.php:583
5	1.0049	6282864	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.0062	6292136	WebResponse->header( )	../OutputPage.php:2172
7	1.0062	6292280	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	233896	{main}( )	../index.php:0
2	0.0460	3376040	MediaWiki->run( )	../index.php:46
3	0.0461	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	1.0047	6276416	OutputPage->output( )	../MediaWiki.php:583
5	1.0067	6292136	WebResponse->header( )	../OutputPage.php:2220
6	1.0067	6292280	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	233896	{main}( )	../index.php:0
2	0.0460	3376040	MediaWiki->run( )	../index.php:46
3	0.0461	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	1.0047	6276416	OutputPage->output( )	../MediaWiki.php:583
5	1.0073	6292288	WebResponse->header( )	../OutputPage.php:2227
6	1.0073	6292432	header ( )	../WebResponse.php:37