( ! ) Warning: Search backend error during near_match search for '3.144.17.193' after 33. 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	232232	{main}( )	../index.php:0
2	0.0257	3374728	MediaWiki->run( )	../index.php:46
3	0.0257	3376136	MediaWiki->main( )	../MediaWiki.php:424
4	0.0735	3599736	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1623	4413016	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1627	4466920	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1627	4467288	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.5763	5795536	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.6440	5801768	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.6440	5802520	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.6797	5817520	Hooks::run( )	../SearchEngine.php:231
12	0.6797	5819120	call_user_func_array ( )	../Hooks.php:209
13	0.6797	5819824	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.6800	5893856	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.6804	5939904	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.6820	6174960	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.6822	6206544	PoolCounterWork->execute( )	../Util.php:133
18	0.6823	6230800	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.6823	6230984	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.6823	6231056	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.6823	6232992	PoolCounterWork->execute( )	../Util.php:129
22	0.6823	6233640	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.6823	6233824	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.6823	6233944	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.7155	6348208	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.7157	6352144	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.7157	6352424	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.7158	6353728	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.7158	6354120	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	232232	{main}( )	../index.php:0
2	0.0257	3374728	MediaWiki->run( )	../index.php:46
3	0.0257	3376136	MediaWiki->main( )	../MediaWiki.php:424
4	0.7177	6277408	OutputPage->output( )	../MediaWiki.php:583
5	0.7179	6283864	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.7180	6285160	WebResponse->header( )	../OutputPage.php:2134
7	0.7180	6285304	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	232232	{main}( )	../index.php:0
2	0.0257	3374728	MediaWiki->run( )	../index.php:46
3	0.0257	3376136	MediaWiki->main( )	../MediaWiki.php:424
4	0.7177	6277408	OutputPage->output( )	../MediaWiki.php:583
5	0.7179	6283864	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.7186	6293192	WebResponse->header( )	../OutputPage.php:2171
7	0.7186	6293336	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	232232	{main}( )	../index.php:0
2	0.0257	3374728	MediaWiki->run( )	../index.php:46
3	0.0257	3376136	MediaWiki->main( )	../MediaWiki.php:424
4	0.7177	6277408	OutputPage->output( )	../MediaWiki.php:583
5	0.7179	6283864	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.7417	6293136	WebResponse->header( )	../OutputPage.php:2172
7	0.7417	6293280	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	232232	{main}( )	../index.php:0
2	0.0257	3374728	MediaWiki->run( )	../index.php:46
3	0.0257	3376136	MediaWiki->main( )	../MediaWiki.php:424
4	0.7177	6277408	OutputPage->output( )	../MediaWiki.php:583
5	0.7423	6293136	WebResponse->header( )	../OutputPage.php:2220
6	0.7423	6293280	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	232232	{main}( )	../index.php:0
2	0.0257	3374728	MediaWiki->run( )	../index.php:46
3	0.0257	3376136	MediaWiki->main( )	../MediaWiki.php:424
4	0.7177	6277408	OutputPage->output( )	../MediaWiki.php:583
5	0.7430	6293296	WebResponse->header( )	../OutputPage.php:2227
6	0.7430	6293440	header ( )	../WebResponse.php:37