( ! ) Warning: Search backend error during near_match search for '3.145.42.9' after 20. 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	233896	{main}( )	../index.php:0
2	0.0227	3376040	MediaWiki->run( )	../index.php:46
3	0.0227	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.0885	3551680	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1994	4379192	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1998	4433088	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1998	4433456	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.8312	5794552	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.8804	5800808	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.8804	5801560	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.9015	5816560	Hooks::run( )	../SearchEngine.php:231
12	0.9015	5818160	call_user_func_array ( )	../Hooks.php:209
13	0.9015	5818864	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.9019	5892856	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.9023	5938880	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.9174	6173936	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.9176	6205536	PoolCounterWork->execute( )	../Util.php:133
18	0.9177	6229792	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.9177	6229976	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.9177	6230048	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.9177	6231984	PoolCounterWork->execute( )	../Util.php:129
22	0.9177	6232632	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.9177	6232816	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.9177	6232936	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.9376	6347200	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.9378	6351128	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.9378	6351408	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.9379	6352696	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.9379	6353088	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	233896	{main}( )	../index.php:0
2	0.0227	3376040	MediaWiki->run( )	../index.php:46
3	0.0227	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.9558	6276408	OutputPage->output( )	../MediaWiki.php:583
5	0.9560	6282856	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.9561	6284152	WebResponse->header( )	../OutputPage.php:2134
7	0.9561	6284296	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	233896	{main}( )	../index.php:0
2	0.0227	3376040	MediaWiki->run( )	../index.php:46
3	0.0227	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.9558	6276408	OutputPage->output( )	../MediaWiki.php:583
5	0.9560	6282856	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.9568	6292184	WebResponse->header( )	../OutputPage.php:2171
7	0.9568	6292328	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	233896	{main}( )	../index.php:0
2	0.0227	3376040	MediaWiki->run( )	../index.php:46
3	0.0227	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.9558	6276408	OutputPage->output( )	../MediaWiki.php:583
5	0.9560	6282856	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.9573	6292128	WebResponse->header( )	../OutputPage.php:2172
7	0.9573	6292272	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	233896	{main}( )	../index.php:0
2	0.0227	3376040	MediaWiki->run( )	../index.php:46
3	0.0227	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.9558	6276408	OutputPage->output( )	../MediaWiki.php:583
5	0.9578	6292128	WebResponse->header( )	../OutputPage.php:2220
6	0.9578	6292272	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	233896	{main}( )	../index.php:0
2	0.0227	3376040	MediaWiki->run( )	../index.php:46
3	0.0227	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.9558	6276408	OutputPage->output( )	../MediaWiki.php:583
5	0.9584	6292280	WebResponse->header( )	../OutputPage.php:2227
6	0.9584	6292424	header ( )	../WebResponse.php:37