( ! ) Warning: Search backend error during near_match search for '3.137.188.11' 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	235248	{main}( )	../index.php:0
2	0.0193	3377880	MediaWiki->run( )	../index.php:46
3	0.0194	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.0321	3553424	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0574	4380992	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0579	4434904	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0579	4435272	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.1196	5797984	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.1248	5803808	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.1248	5804560	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1270	5819560	Hooks::run( )	../SearchEngine.php:231
12	0.1271	5821160	call_user_func_array ( )	../Hooks.php:209
13	0.1271	5821864	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1278	5895912	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1287	5941936	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1321	6177040	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1324	6209808	PoolCounterWork->execute( )	../Util.php:133
18	0.1326	6234280	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1326	6234464	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1326	6234536	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1326	6236504	PoolCounterWork->execute( )	../Util.php:129
22	0.1326	6237152	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1326	6237336	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1326	6237456	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1391	6351744	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1393	6355680	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1393	6355960	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1394	6357264	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1394	6357656	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	235248	{main}( )	../index.php:0
2	0.0193	3377880	MediaWiki->run( )	../index.php:46
3	0.0194	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.1412	6280880	OutputPage->output( )	../MediaWiki.php:583
5	0.1415	6287336	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1416	6288632	WebResponse->header( )	../OutputPage.php:2134
7	0.1416	6288776	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	235248	{main}( )	../index.php:0
2	0.0193	3377880	MediaWiki->run( )	../index.php:46
3	0.0194	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.1412	6280880	OutputPage->output( )	../MediaWiki.php:583
5	0.1415	6287336	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1423	6296664	WebResponse->header( )	../OutputPage.php:2171
7	0.1423	6296808	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	235248	{main}( )	../index.php:0
2	0.0193	3377880	MediaWiki->run( )	../index.php:46
3	0.0194	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.1412	6280880	OutputPage->output( )	../MediaWiki.php:583
5	0.1415	6287336	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1427	6296608	WebResponse->header( )	../OutputPage.php:2172
7	0.1427	6296752	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	235248	{main}( )	../index.php:0
2	0.0193	3377880	MediaWiki->run( )	../index.php:46
3	0.0194	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.1412	6280880	OutputPage->output( )	../MediaWiki.php:583
5	0.1432	6296608	WebResponse->header( )	../OutputPage.php:2220
6	0.1432	6296752	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	235248	{main}( )	../index.php:0
2	0.0193	3377880	MediaWiki->run( )	../index.php:46
3	0.0194	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.1412	6280880	OutputPage->output( )	../MediaWiki.php:583
5	0.1438	6296768	WebResponse->header( )	../OutputPage.php:2227
6	0.1438	6296912	header ( )	../WebResponse.php:37