( ! ) Warning: Search backend error during near_match search for '3.149.236.107' after 6. 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	0.0001	233960	{main}( )	../index.php:0
2	0.0296	3376416	MediaWiki->run( )	../index.php:46
3	0.0297	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0409	3551992	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0563	4379472	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0568	4433368	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0568	4433736	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0996	5796048	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.1046	5802280	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.1046	5803032	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1068	5818032	Hooks::run( )	../SearchEngine.php:231
12	0.1068	5819632	call_user_func_array ( )	../Hooks.php:209
13	0.1068	5820336	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1073	5894368	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1079	5940408	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1103	6175416	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1106	6207000	PoolCounterWork->execute( )	../Util.php:133
18	0.1108	6231256	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1108	6231440	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1108	6231512	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1108	6233448	PoolCounterWork->execute( )	../Util.php:129
22	0.1109	6234096	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1109	6234280	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1109	6234400	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1173	6348672	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1174	6352608	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1174	6352888	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1176	6354192	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1176	6354584	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	0.0001	233960	{main}( )	../index.php:0
2	0.0296	3376416	MediaWiki->run( )	../index.php:46
3	0.0297	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1195	6277904	OutputPage->output( )	../MediaWiki.php:583
5	0.1198	6284360	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1199	6285656	WebResponse->header( )	../OutputPage.php:2134
7	0.1199	6285800	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	0.0001	233960	{main}( )	../index.php:0
2	0.0296	3376416	MediaWiki->run( )	../index.php:46
3	0.0297	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1195	6277904	OutputPage->output( )	../MediaWiki.php:583
5	0.1198	6284360	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1205	6293704	WebResponse->header( )	../OutputPage.php:2171
7	0.1205	6293848	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	0.0001	233960	{main}( )	../index.php:0
2	0.0296	3376416	MediaWiki->run( )	../index.php:46
3	0.0297	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1195	6277904	OutputPage->output( )	../MediaWiki.php:583
5	0.1198	6284360	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1210	6293648	WebResponse->header( )	../OutputPage.php:2172
7	0.1210	6293792	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	0.0001	233960	{main}( )	../index.php:0
2	0.0296	3376416	MediaWiki->run( )	../index.php:46
3	0.0297	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1195	6277904	OutputPage->output( )	../MediaWiki.php:583
5	0.1215	6293648	WebResponse->header( )	../OutputPage.php:2220
6	0.1215	6293792	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	0.0001	233960	{main}( )	../index.php:0
2	0.0296	3376416	MediaWiki->run( )	../index.php:46
3	0.0297	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1195	6277904	OutputPage->output( )	../MediaWiki.php:583
5	0.1221	6293808	WebResponse->header( )	../OutputPage.php:2227
6	0.1221	6293952	header ( )	../WebResponse.php:37