( ! ) Warning: Search backend error during near_match search for '3.16.139.100' after 7. 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	232200	{main}( )	../index.php:0
2	0.0088	3374280	MediaWiki->run( )	../index.php:46
3	0.0088	3375688	MediaWiki->main( )	../MediaWiki.php:424
4	0.0284	3599440	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0944	4412872	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0949	4466832	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0949	4467200	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.1685	5795064	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.1748	5801344	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.1748	5802096	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1778	5817096	Hooks::run( )	../SearchEngine.php:231
12	0.1779	5818696	call_user_func_array ( )	../Hooks.php:209
13	0.1779	5819400	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1785	5893448	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1792	5939472	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1838	6174568	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1840	6206152	PoolCounterWork->execute( )	../Util.php:133
18	0.1842	6230408	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1842	6230592	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1842	6230664	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1842	6232600	PoolCounterWork->execute( )	../Util.php:129
22	0.1843	6233248	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1843	6233432	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1843	6233552	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1908	6347832	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1909	6351768	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1909	6352048	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1910	6353352	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1910	6353744	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	232200	{main}( )	../index.php:0
2	0.0088	3374280	MediaWiki->run( )	../index.php:46
3	0.0088	3375688	MediaWiki->main( )	../MediaWiki.php:424
4	0.1930	6277008	OutputPage->output( )	../MediaWiki.php:583
5	0.1932	6283464	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1933	6284760	WebResponse->header( )	../OutputPage.php:2134
7	0.1933	6284904	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	232200	{main}( )	../index.php:0
2	0.0088	3374280	MediaWiki->run( )	../index.php:46
3	0.0088	3375688	MediaWiki->main( )	../MediaWiki.php:424
4	0.1930	6277008	OutputPage->output( )	../MediaWiki.php:583
5	0.1932	6283464	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1941	6292792	WebResponse->header( )	../OutputPage.php:2171
7	0.1941	6292936	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	232200	{main}( )	../index.php:0
2	0.0088	3374280	MediaWiki->run( )	../index.php:46
3	0.0088	3375688	MediaWiki->main( )	../MediaWiki.php:424
4	0.1930	6277008	OutputPage->output( )	../MediaWiki.php:583
5	0.1932	6283464	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1946	6292736	WebResponse->header( )	../OutputPage.php:2172
7	0.1946	6292880	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	232200	{main}( )	../index.php:0
2	0.0088	3374280	MediaWiki->run( )	../index.php:46
3	0.0088	3375688	MediaWiki->main( )	../MediaWiki.php:424
4	0.1930	6277008	OutputPage->output( )	../MediaWiki.php:583
5	0.1951	6292736	WebResponse->header( )	../OutputPage.php:2220
6	0.1951	6292880	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	232200	{main}( )	../index.php:0
2	0.0088	3374280	MediaWiki->run( )	../index.php:46
3	0.0088	3375688	MediaWiki->main( )	../MediaWiki.php:424
4	0.1930	6277008	OutputPage->output( )	../MediaWiki.php:583
5	0.1957	6292896	WebResponse->header( )	../OutputPage.php:2227
6	0.1957	6293040	header ( )	../WebResponse.php:37