( ! ) Warning: Search backend error during near_match search for '3.142.173.238' after 50. 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	235248	{main}( )	../index.php:0
2	0.0272	3377560	MediaWiki->run( )	../index.php:46
3	0.0273	3378968	MediaWiki->main( )	../MediaWiki.php:424
4	0.0953	3552976	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.2491	4380504	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.2495	4434392	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.2495	4434760	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.5718	5796704	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.6404	5802648	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.6404	5803400	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.6660	5818400	Hooks::run( )	../SearchEngine.php:231
12	0.6661	5820000	call_user_func_array ( )	../Hooks.php:209
13	0.6661	5820704	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.6666	5894752	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.6674	5940776	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.7137	6175880	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.7140	6207472	PoolCounterWork->execute( )	../Util.php:133
18	0.7141	6231728	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.7141	6231912	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.7141	6231984	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.7141	6233920	PoolCounterWork->execute( )	../Util.php:129
22	0.7142	6234568	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.7142	6234752	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.7142	6234872	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.7645	6349112	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.7647	6353048	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.7647	6353328	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.7648	6354632	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.7648	6355024	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	235248	{main}( )	../index.php:0
2	0.0272	3377560	MediaWiki->run( )	../index.php:46
3	0.0273	3378968	MediaWiki->main( )	../MediaWiki.php:424
4	0.7784	6278304	OutputPage->output( )	../MediaWiki.php:583
5	0.7786	6284760	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.7787	6286056	WebResponse->header( )	../OutputPage.php:2134
7	0.7787	6286200	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	235248	{main}( )	../index.php:0
2	0.0272	3377560	MediaWiki->run( )	../index.php:46
3	0.0273	3378968	MediaWiki->main( )	../MediaWiki.php:424
4	0.7784	6278304	OutputPage->output( )	../MediaWiki.php:583
5	0.7786	6284760	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.7794	6294088	WebResponse->header( )	../OutputPage.php:2171
7	0.7794	6294232	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	235248	{main}( )	../index.php:0
2	0.0272	3377560	MediaWiki->run( )	../index.php:46
3	0.0273	3378968	MediaWiki->main( )	../MediaWiki.php:424
4	0.7784	6278304	OutputPage->output( )	../MediaWiki.php:583
5	0.7786	6284760	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.8001	6294032	WebResponse->header( )	../OutputPage.php:2172
7	0.8001	6294176	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	235248	{main}( )	../index.php:0
2	0.0272	3377560	MediaWiki->run( )	../index.php:46
3	0.0273	3378968	MediaWiki->main( )	../MediaWiki.php:424
4	0.7784	6278304	OutputPage->output( )	../MediaWiki.php:583
5	0.8006	6294032	WebResponse->header( )	../OutputPage.php:2220
6	0.8006	6294176	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	235248	{main}( )	../index.php:0
2	0.0272	3377560	MediaWiki->run( )	../index.php:46
3	0.0273	3378968	MediaWiki->main( )	../MediaWiki.php:424
4	0.7784	6278304	OutputPage->output( )	../MediaWiki.php:583
5	0.8084	6294192	WebResponse->header( )	../OutputPage.php:2227
6	0.8084	6294336	header ( )	../WebResponse.php:37