( ! ) Warning: Search backend error during near_match search for '3.128.198.49' after 55. 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	0.1570	3376416	MediaWiki->run( )	../index.php:46
3	0.1795	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.2564	3551992	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.3719	4379496	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.3724	4433376	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.3724	4433744	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.8241	5795840	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.9098	5802096	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.9098	5802848	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.9254	5817848	Hooks::run( )	../SearchEngine.php:231
12	0.9254	5819448	call_user_func_array ( )	../Hooks.php:209
13	0.9254	5820152	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.9259	5894176	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.9266	5940224	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.9652	6175280	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.9655	6206864	PoolCounterWork->execute( )	../Util.php:133
18	0.9656	6231120	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.9656	6231304	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.9656	6231376	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.9657	6233312	PoolCounterWork->execute( )	../Util.php:129
22	0.9657	6233960	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.9657	6234144	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.9657	6234264	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	1.0204	6348512	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	1.0206	6352448	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	1.0206	6352728	MWDebug::warning( )	../GlobalFunctions.php:1247
28	1.0207	6354032	MWDebug::sendMessage( )	../MWDebug.php:155
29	1.0207	6354424	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	0.1570	3376416	MediaWiki->run( )	../index.php:46
3	0.1795	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	1.0644	6277744	OutputPage->output( )	../MediaWiki.php:583
5	1.0647	6284200	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.0648	6285496	WebResponse->header( )	../OutputPage.php:2134
7	1.0648	6285640	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	0.1570	3376416	MediaWiki->run( )	../index.php:46
3	0.1795	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	1.0644	6277744	OutputPage->output( )	../MediaWiki.php:583
5	1.0647	6284200	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.0969	6293528	WebResponse->header( )	../OutputPage.php:2171
7	1.0969	6293672	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	0.1570	3376416	MediaWiki->run( )	../index.php:46
3	0.1795	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	1.0644	6277744	OutputPage->output( )	../MediaWiki.php:583
5	1.0647	6284200	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.1010	6293472	WebResponse->header( )	../OutputPage.php:2172
7	1.1011	6293616	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	0.1570	3376416	MediaWiki->run( )	../index.php:46
3	0.1795	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	1.0644	6277744	OutputPage->output( )	../MediaWiki.php:583
5	1.1016	6293472	WebResponse->header( )	../OutputPage.php:2220
6	1.1016	6293616	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	0.1570	3376416	MediaWiki->run( )	../index.php:46
3	0.1795	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	1.0644	6277744	OutputPage->output( )	../MediaWiki.php:583
5	1.1023	6293632	WebResponse->header( )	../OutputPage.php:2227
6	1.1023	6293776	header ( )	../WebResponse.php:37