( ! ) Warning: Search backend error during near_match search for '3.12.136.3' 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	0.0001	233896	{main}( )	../index.php:0
2	0.0107	3375800	MediaWiki->run( )	../index.php:46
3	0.0108	3377208	MediaWiki->main( )	../MediaWiki.php:424
4	0.0186	3551344	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0334	4378736	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0340	4432624	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0340	4432992	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0819	5794944	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0871	5801176	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0871	5801928	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.0895	5816928	Hooks::run( )	../SearchEngine.php:231
12	0.0896	5818528	call_user_func_array ( )	../Hooks.php:209
13	0.0896	5819232	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.0902	5893248	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.0910	5939280	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.0945	6174384	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.0948	6207160	PoolCounterWork->execute( )	../Util.php:133
18	0.0950	6231904	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.0950	6232088	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.0950	6232160	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.0950	6234128	PoolCounterWork->execute( )	../Util.php:129
22	0.0950	6234776	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.0950	6234960	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.0950	6235080	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1018	6349344	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1020	6353272	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1020	6353552	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1021	6354840	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1021	6355232	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	233896	{main}( )	../index.php:0
2	0.0107	3375800	MediaWiki->run( )	../index.php:46
3	0.0108	3377208	MediaWiki->main( )	../MediaWiki.php:424
4	0.1039	6278472	OutputPage->output( )	../MediaWiki.php:583
5	0.1042	6284920	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1043	6286216	WebResponse->header( )	../OutputPage.php:2134
7	0.1043	6286360	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	233896	{main}( )	../index.php:0
2	0.0107	3375800	MediaWiki->run( )	../index.php:46
3	0.0108	3377208	MediaWiki->main( )	../MediaWiki.php:424
4	0.1039	6278472	OutputPage->output( )	../MediaWiki.php:583
5	0.1042	6284920	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1050	6294248	WebResponse->header( )	../OutputPage.php:2171
7	0.1050	6294392	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	233896	{main}( )	../index.php:0
2	0.0107	3375800	MediaWiki->run( )	../index.php:46
3	0.0108	3377208	MediaWiki->main( )	../MediaWiki.php:424
4	0.1039	6278472	OutputPage->output( )	../MediaWiki.php:583
5	0.1042	6284920	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1055	6294192	WebResponse->header( )	../OutputPage.php:2172
7	0.1055	6294336	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	233896	{main}( )	../index.php:0
2	0.0107	3375800	MediaWiki->run( )	../index.php:46
3	0.0108	3377208	MediaWiki->main( )	../MediaWiki.php:424
4	0.1039	6278472	OutputPage->output( )	../MediaWiki.php:583
5	0.1059	6294192	WebResponse->header( )	../OutputPage.php:2220
6	0.1059	6294336	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	233896	{main}( )	../index.php:0
2	0.0107	3375800	MediaWiki->run( )	../index.php:46
3	0.0108	3377208	MediaWiki->main( )	../MediaWiki.php:424
4	0.1039	6278472	OutputPage->output( )	../MediaWiki.php:583
5	0.1065	6294344	WebResponse->header( )	../OutputPage.php:2227
6	0.1065	6294488	header ( )	../WebResponse.php:37