( ! ) Warning: Search backend error during near_match search for '3.144.83.48' after 12. 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	233928	{main}( )	../index.php:0
2	0.0136	3376408	MediaWiki->run( )	../index.php:46
3	0.0136	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.0824	3551968	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1934	4379424	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1939	4433312	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1939	4433680	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.3665	5796992	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.4089	5803248	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.4089	5804000	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.4113	5819000	Hooks::run( )	../SearchEngine.php:231
12	0.4114	5820600	call_user_func_array ( )	../Hooks.php:209
13	0.4114	5821304	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.4118	5895328	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.4126	5941352	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.4154	6176408	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.4156	6207992	PoolCounterWork->execute( )	../Util.php:133
18	0.4158	6232248	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.4158	6232432	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.4158	6232504	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.4158	6234440	PoolCounterWork->execute( )	../Util.php:129
22	0.4158	6235088	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.4158	6235272	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.4158	6235392	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.4275	6349640	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.4277	6353576	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.4277	6353856	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.4278	6355160	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.4278	6355552	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	233928	{main}( )	../index.php:0
2	0.0136	3376408	MediaWiki->run( )	../index.php:46
3	0.0136	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.4416	6278864	OutputPage->output( )	../MediaWiki.php:583
5	0.4418	6285320	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.4419	6286616	WebResponse->header( )	../OutputPage.php:2134
7	0.4419	6286760	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	233928	{main}( )	../index.php:0
2	0.0136	3376408	MediaWiki->run( )	../index.php:46
3	0.0136	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.4416	6278864	OutputPage->output( )	../MediaWiki.php:583
5	0.4418	6285320	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.4486	6294648	WebResponse->header( )	../OutputPage.php:2171
7	0.4486	6294792	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	233928	{main}( )	../index.php:0
2	0.0136	3376408	MediaWiki->run( )	../index.php:46
3	0.0136	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.4416	6278864	OutputPage->output( )	../MediaWiki.php:583
5	0.4418	6285320	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.4491	6294592	WebResponse->header( )	../OutputPage.php:2172
7	0.4491	6294736	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	233928	{main}( )	../index.php:0
2	0.0136	3376408	MediaWiki->run( )	../index.php:46
3	0.0136	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.4416	6278864	OutputPage->output( )	../MediaWiki.php:583
5	0.4569	6294592	WebResponse->header( )	../OutputPage.php:2220
6	0.4569	6294736	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	233928	{main}( )	../index.php:0
2	0.0136	3376408	MediaWiki->run( )	../index.php:46
3	0.0136	3377816	MediaWiki->main( )	../MediaWiki.php:424
4	0.4416	6278864	OutputPage->output( )	../MediaWiki.php:583
5	0.4576	6294752	WebResponse->header( )	../OutputPage.php:2227
6	0.4576	6294896	header ( )	../WebResponse.php:37