( ! ) Warning: Search backend error during near_match search for '18.222.162.252' 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	235360	{main}( )	../index.php:0
2	0.0489	3781488	MediaWiki->run( )	../index.php:46
3	0.0489	3782896	MediaWiki->main( )	../MediaWiki.php:424
4	0.1216	3956992	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.2232	4411760	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.2237	4465760	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.2237	4466128	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.5241	5810240	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.5461	5816208	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.5461	5816960	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.5493	5831952	Hooks::run( )	../SearchEngine.php:231
12	0.5496	5833552	call_user_func_array ( )	../Hooks.php:209
13	0.5496	5834256	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.5501	5908304	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.5509	5954328	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.5539	6189408	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.5542	6220992	PoolCounterWork->execute( )	../Util.php:133
18	0.5544	6245248	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.5544	6245432	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.5544	6245504	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.5545	6247440	PoolCounterWork->execute( )	../Util.php:129
22	0.5545	6248088	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.5545	6248272	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.5545	6248392	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.5772	6362624	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.5773	6366560	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.5773	6366840	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.5774	6368144	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.5774	6368536	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	235360	{main}( )	../index.php:0
2	0.0489	3781488	MediaWiki->run( )	../index.php:46
3	0.0489	3782896	MediaWiki->main( )	../MediaWiki.php:424
4	0.5792	6291856	OutputPage->output( )	../MediaWiki.php:583
5	0.5795	6298312	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5796	6299608	WebResponse->header( )	../OutputPage.php:2134
7	0.5796	6299752	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	235360	{main}( )	../index.php:0
2	0.0489	3781488	MediaWiki->run( )	../index.php:46
3	0.0489	3782896	MediaWiki->main( )	../MediaWiki.php:424
4	0.5792	6291856	OutputPage->output( )	../MediaWiki.php:583
5	0.5795	6298312	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5807	6307640	WebResponse->header( )	../OutputPage.php:2171
7	0.5807	6307784	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	235360	{main}( )	../index.php:0
2	0.0489	3781488	MediaWiki->run( )	../index.php:46
3	0.0489	3782896	MediaWiki->main( )	../MediaWiki.php:424
4	0.5792	6291856	OutputPage->output( )	../MediaWiki.php:583
5	0.5795	6298312	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.5812	6307584	WebResponse->header( )	../OutputPage.php:2172
7	0.5812	6307728	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	235360	{main}( )	../index.php:0
2	0.0489	3781488	MediaWiki->run( )	../index.php:46
3	0.0489	3782896	MediaWiki->main( )	../MediaWiki.php:424
4	0.5792	6291856	OutputPage->output( )	../MediaWiki.php:583
5	0.5822	6307584	WebResponse->header( )	../OutputPage.php:2220
6	0.5822	6307728	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	235360	{main}( )	../index.php:0
2	0.0489	3781488	MediaWiki->run( )	../index.php:46
3	0.0489	3782896	MediaWiki->main( )	../MediaWiki.php:424
4	0.5792	6291856	OutputPage->output( )	../MediaWiki.php:583
5	0.5828	6307744	WebResponse->header( )	../OutputPage.php:2227
6	0.5828	6307888	header ( )	../WebResponse.php:37