( ! ) Warning: Search backend error during near_match search for '18.223.238.188' after 23. 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	0.0121	3376416	MediaWiki->run( )	../index.php:46
3	0.0122	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0668	3551992	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1201	4379472	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1205	4433344	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1206	4433712	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.3115	5796160	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.3418	5802392	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.3418	5803144	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.3544	5818136	Hooks::run( )	../SearchEngine.php:231
12	0.3545	5819736	call_user_func_array ( )	../Hooks.php:209
13	0.3545	5820440	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.3549	5894472	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.3553	5940512	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.3571	6175568	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.3573	6207168	PoolCounterWork->execute( )	../Util.php:133
18	0.3574	6231424	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.3574	6231608	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.3574	6231680	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.3575	6233616	PoolCounterWork->execute( )	../Util.php:129
22	0.3575	6234264	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.3575	6234448	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.3575	6234568	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.3803	6348816	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.3804	6352752	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.3804	6353032	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.3806	6354336	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.3806	6354728	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	0.0121	3376416	MediaWiki->run( )	../index.php:46
3	0.0122	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.3826	6278016	OutputPage->output( )	../MediaWiki.php:583
5	0.3829	6284472	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.3830	6285768	WebResponse->header( )	../OutputPage.php:2134
7	0.3830	6285912	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	0.0121	3376416	MediaWiki->run( )	../index.php:46
3	0.0122	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.3826	6278016	OutputPage->output( )	../MediaWiki.php:583
5	0.3829	6284472	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.4085	6293816	WebResponse->header( )	../OutputPage.php:2171
7	0.4085	6293960	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	0.0121	3376416	MediaWiki->run( )	../index.php:46
3	0.0122	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.3826	6278016	OutputPage->output( )	../MediaWiki.php:583
5	0.3829	6284472	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.4090	6293760	WebResponse->header( )	../OutputPage.php:2172
7	0.4090	6293904	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	0.0121	3376416	MediaWiki->run( )	../index.php:46
3	0.0122	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.3826	6278016	OutputPage->output( )	../MediaWiki.php:583
5	0.4095	6293760	WebResponse->header( )	../OutputPage.php:2220
6	0.4095	6293904	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	0.0121	3376416	MediaWiki->run( )	../index.php:46
3	0.0122	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.3826	6278016	OutputPage->output( )	../MediaWiki.php:583
5	0.4102	6293920	WebResponse->header( )	../OutputPage.php:2227
6	0.4102	6294064	header ( )	../WebResponse.php:37