( ! ) Warning: Search backend error during near_match search for '18.224.65.106' after 8. 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	0.0121	3376416	MediaWiki->run( )	../index.php:46
3	0.0122	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0225	3551928	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0380	4379376	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0385	4433360	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0385	4433728	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0939	5796440	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.0994	5802696	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.0994	5803448	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1017	5818448	Hooks::run( )	../SearchEngine.php:231
12	0.1018	5820048	call_user_func_array ( )	../Hooks.php:209
13	0.1018	5820752	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1023	5894776	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1036	5940816	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1088	6175864	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1093	6207456	PoolCounterWork->execute( )	../Util.php:133
18	0.1095	6231712	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1095	6231896	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1095	6231968	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1096	6233904	PoolCounterWork->execute( )	../Util.php:129
22	0.1096	6234552	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1096	6234736	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1096	6234856	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1178	6349144	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1180	6353080	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1180	6353360	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1182	6354664	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1182	6355056	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	0.0121	3376416	MediaWiki->run( )	../index.php:46
3	0.0122	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1212	6278376	OutputPage->output( )	../MediaWiki.php:583
5	0.1214	6284832	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1215	6286128	WebResponse->header( )	../OutputPage.php:2134
7	0.1215	6286272	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	0.0121	3376416	MediaWiki->run( )	../index.php:46
3	0.0122	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1212	6278376	OutputPage->output( )	../MediaWiki.php:583
5	0.1214	6284832	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1222	6294176	WebResponse->header( )	../OutputPage.php:2171
7	0.1222	6294320	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	0.0121	3376416	MediaWiki->run( )	../index.php:46
3	0.0122	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1212	6278376	OutputPage->output( )	../MediaWiki.php:583
5	0.1214	6284832	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1227	6294120	WebResponse->header( )	../OutputPage.php:2172
7	0.1227	6294264	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	0.0121	3376416	MediaWiki->run( )	../index.php:46
3	0.0122	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1212	6278376	OutputPage->output( )	../MediaWiki.php:583
5	0.1233	6294120	WebResponse->header( )	../OutputPage.php:2220
6	0.1233	6294264	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	0.0121	3376416	MediaWiki->run( )	../index.php:46
3	0.0122	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1212	6278376	OutputPage->output( )	../MediaWiki.php:583
5	0.1239	6294280	WebResponse->header( )	../OutputPage.php:2227
6	0.1239	6294424	header ( )	../WebResponse.php:37