( ! ) Warning: Search backend error during near_match search for '18.227.107.169' after 25. 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	0.0571	3376096	MediaWiki->run( )	../index.php:46
3	0.0571	3377504	MediaWiki->main( )	../MediaWiki.php:424
4	0.2102	3551592	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.4599	4379144	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.4603	4433064	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.4604	4433432	SpecialSearch->execute( )	../SpecialPage.php:383
8	1.2770	5795304	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	1.3286	5801560	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	1.3287	5802312	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	1.3310	5817304	Hooks::run( )	../SearchEngine.php:231
12	1.3311	5818904	call_user_func_array ( )	../Hooks.php:209
13	1.3311	5819608	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	1.3316	5893648	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	1.3323	5939688	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	1.3393	6174792	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	1.3396	6206376	PoolCounterWork->execute( )	../Util.php:133
18	1.3398	6230632	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	1.3398	6230816	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	1.3398	6230888	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	1.3398	6232824	PoolCounterWork->execute( )	../Util.php:129
22	1.3398	6233472	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	1.3398	6233656	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	1.3398	6233776	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	1.3650	6347992	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	1.3653	6351928	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	1.3653	6352208	MWDebug::warning( )	../GlobalFunctions.php:1247
28	1.3655	6353512	MWDebug::sendMessage( )	../MWDebug.php:155
29	1.3655	6353904	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	0.0571	3376096	MediaWiki->run( )	../index.php:46
3	0.0571	3377504	MediaWiki->main( )	../MediaWiki.php:424
4	1.3739	6277192	OutputPage->output( )	../MediaWiki.php:583
5	1.3742	6283648	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.3895	6284944	WebResponse->header( )	../OutputPage.php:2134
7	1.3895	6285088	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	0.0571	3376096	MediaWiki->run( )	../index.php:46
3	0.0571	3377504	MediaWiki->main( )	../MediaWiki.php:424
4	1.3739	6277192	OutputPage->output( )	../MediaWiki.php:583
5	1.3742	6283648	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.3904	6292976	WebResponse->header( )	../OutputPage.php:2171
7	1.3904	6293120	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	0.0571	3376096	MediaWiki->run( )	../index.php:46
3	0.0571	3377504	MediaWiki->main( )	../MediaWiki.php:424
4	1.3739	6277192	OutputPage->output( )	../MediaWiki.php:583
5	1.3742	6283648	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.3909	6292920	WebResponse->header( )	../OutputPage.php:2172
7	1.3909	6293064	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	0.0571	3376096	MediaWiki->run( )	../index.php:46
3	0.0571	3377504	MediaWiki->main( )	../MediaWiki.php:424
4	1.3739	6277192	OutputPage->output( )	../MediaWiki.php:583
5	1.3914	6292920	WebResponse->header( )	../OutputPage.php:2220
6	1.3914	6293064	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	0.0571	3376096	MediaWiki->run( )	../index.php:46
3	0.0571	3377504	MediaWiki->main( )	../MediaWiki.php:424
4	1.3739	6277192	OutputPage->output( )	../MediaWiki.php:583
5	1.4111	6293080	WebResponse->header( )	../OutputPage.php:2227
6	1.4111	6293224	header ( )	../WebResponse.php:37