( ! ) Warning: Search backend error during near_match search for '3.147.103.159' after 35. 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	240880	{main}( )	../index.php:0
2	0.0250	3789808	MediaWiki->run( )	../index.php:46
3	0.0250	3791216	MediaWiki->main( )	../MediaWiki.php:424
4	0.0384	3965240	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0562	4419944	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0567	4473952	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0567	4474320	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.1011	5818128	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.1070	5824344	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.1070	5825096	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1093	5840096	Hooks::run( )	../SearchEngine.php:231
12	0.1093	5841696	call_user_func_array ( )	../Hooks.php:209
13	0.1093	5842400	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1102	5916464	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1109	5962488	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1211	6197592	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1213	6230360	PoolCounterWork->execute( )	../Util.php:133
18	0.1215	6254800	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1215	6254984	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1215	6255056	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1215	6257024	PoolCounterWork->execute( )	../Util.php:129
22	0.1215	6257672	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1215	6257856	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1215	6257976	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1565	6372256	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1566	6376192	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1566	6376472	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1567	6377776	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1567	6378168	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	240880	{main}( )	../index.php:0
2	0.0250	3789808	MediaWiki->run( )	../index.php:46
3	0.0250	3791216	MediaWiki->main( )	../MediaWiki.php:424
4	0.1584	6301416	OutputPage->output( )	../MediaWiki.php:583
5	0.1586	6307864	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1588	6309160	WebResponse->header( )	../OutputPage.php:2134
7	0.1588	6309304	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	240880	{main}( )	../index.php:0
2	0.0250	3789808	MediaWiki->run( )	../index.php:46
3	0.0250	3791216	MediaWiki->main( )	../MediaWiki.php:424
4	0.1584	6301416	OutputPage->output( )	../MediaWiki.php:583
5	0.1586	6307864	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1594	6317192	WebResponse->header( )	../OutputPage.php:2171
7	0.1594	6317336	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	240880	{main}( )	../index.php:0
2	0.0250	3789808	MediaWiki->run( )	../index.php:46
3	0.0250	3791216	MediaWiki->main( )	../MediaWiki.php:424
4	0.1584	6301416	OutputPage->output( )	../MediaWiki.php:583
5	0.1586	6307864	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1599	6317136	WebResponse->header( )	../OutputPage.php:2172
7	0.1599	6317280	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	240880	{main}( )	../index.php:0
2	0.0250	3789808	MediaWiki->run( )	../index.php:46
3	0.0250	3791216	MediaWiki->main( )	../MediaWiki.php:424
4	0.1584	6301416	OutputPage->output( )	../MediaWiki.php:583
5	0.1604	6317136	WebResponse->header( )	../OutputPage.php:2220
6	0.1604	6317280	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	240880	{main}( )	../index.php:0
2	0.0250	3789808	MediaWiki->run( )	../index.php:46
3	0.0250	3791216	MediaWiki->main( )	../MediaWiki.php:424
4	0.1584	6301416	OutputPage->output( )	../MediaWiki.php:583
5	0.1609	6317296	WebResponse->header( )	../OutputPage.php:2227
6	0.1609	6317440	header ( )	../WebResponse.php:37