( ! ) Warning: Search backend error during near_match search for '3.144.6.66' after 67. 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	0.0220	3376040	MediaWiki->run( )	../index.php:46
3	0.0221	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.0771	3551680	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1569	4379192	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1574	4433088	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1574	4433456	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.4643	5794552	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.5043	5800808	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.5043	5801560	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.5360	5816560	Hooks::run( )	../SearchEngine.php:231
12	0.5361	5818160	call_user_func_array ( )	../Hooks.php:209
13	0.5361	5818864	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.5364	5892856	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.5368	5938880	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.5558	6173936	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.5561	6205536	PoolCounterWork->execute( )	../Util.php:133
18	0.5562	6229792	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.5562	6229976	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.5562	6230048	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.5562	6231984	PoolCounterWork->execute( )	../Util.php:129
22	0.5562	6232632	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.5562	6232816	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.5562	6232936	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.6229	6347200	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.6231	6351128	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.6231	6351408	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.6232	6352696	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.6232	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	0.0220	3376040	MediaWiki->run( )	../index.php:46
3	0.0221	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.6252	6276408	OutputPage->output( )	../MediaWiki.php:583
5	0.6254	6282856	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.6271	6284152	WebResponse->header( )	../OutputPage.php:2134
7	0.6271	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	0.0220	3376040	MediaWiki->run( )	../index.php:46
3	0.0221	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.6252	6276408	OutputPage->output( )	../MediaWiki.php:583
5	0.6254	6282856	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.6315	6292184	WebResponse->header( )	../OutputPage.php:2171
7	0.6315	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	0.0220	3376040	MediaWiki->run( )	../index.php:46
3	0.0221	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.6252	6276408	OutputPage->output( )	../MediaWiki.php:583
5	0.6254	6282856	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.6320	6292128	WebResponse->header( )	../OutputPage.php:2172
7	0.6320	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	0.0220	3376040	MediaWiki->run( )	../index.php:46
3	0.0221	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.6252	6276408	OutputPage->output( )	../MediaWiki.php:583
5	0.6325	6292128	WebResponse->header( )	../OutputPage.php:2220
6	0.6325	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	0.0220	3376040	MediaWiki->run( )	../index.php:46
3	0.0221	3377448	MediaWiki->main( )	../MediaWiki.php:424
4	0.6252	6276408	OutputPage->output( )	../MediaWiki.php:583
5	0.6331	6292280	WebResponse->header( )	../OutputPage.php:2227
6	0.6331	6292424	header ( )	../WebResponse.php:37