( ! ) Warning: Search backend error during near_match search for '3.128.199.51' 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	0.0000	233960	{main}( )	../index.php:0
2	0.0085	3376416	MediaWiki->run( )	../index.php:46
3	0.0085	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.0365	3551992	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0544	4379496	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0549	4433376	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0549	4433744	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.1009	5796560	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.1065	5802816	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.1065	5803568	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1094	5818568	Hooks::run( )	../SearchEngine.php:231
12	0.1094	5820168	call_user_func_array ( )	../Hooks.php:209
13	0.1094	5820872	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1099	5894896	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1111	5940920	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1157	6175928	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1160	6207520	PoolCounterWork->execute( )	../Util.php:133
18	0.1162	6231776	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1162	6231960	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1162	6232032	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1163	6233968	PoolCounterWork->execute( )	../Util.php:129
22	0.1163	6234616	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1163	6234800	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1163	6234920	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1228	6349184	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1229	6353120	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1229	6353400	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1230	6354704	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1230	6355096	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	233960	{main}( )	../index.php:0
2	0.0085	3376416	MediaWiki->run( )	../index.php:46
3	0.0085	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1253	6278416	OutputPage->output( )	../MediaWiki.php:583
5	0.1255	6284872	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1256	6286168	WebResponse->header( )	../OutputPage.php:2134
7	0.1256	6286312	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	233960	{main}( )	../index.php:0
2	0.0085	3376416	MediaWiki->run( )	../index.php:46
3	0.0085	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1253	6278416	OutputPage->output( )	../MediaWiki.php:583
5	0.1255	6284872	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1268	6294200	WebResponse->header( )	../OutputPage.php:2171
7	0.1268	6294344	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	233960	{main}( )	../index.php:0
2	0.0085	3376416	MediaWiki->run( )	../index.php:46
3	0.0085	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1253	6278416	OutputPage->output( )	../MediaWiki.php:583
5	0.1255	6284872	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1272	6294144	WebResponse->header( )	../OutputPage.php:2172
7	0.1272	6294288	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	233960	{main}( )	../index.php:0
2	0.0085	3376416	MediaWiki->run( )	../index.php:46
3	0.0085	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1253	6278416	OutputPage->output( )	../MediaWiki.php:583
5	0.1277	6294144	WebResponse->header( )	../OutputPage.php:2220
6	0.1277	6294288	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	233960	{main}( )	../index.php:0
2	0.0085	3376416	MediaWiki->run( )	../index.php:46
3	0.0085	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1253	6278416	OutputPage->output( )	../MediaWiki.php:583
5	0.1290	6294304	WebResponse->header( )	../OutputPage.php:2227
6	0.1290	6294448	header ( )	../WebResponse.php:37