( ! ) Warning: Search backend error during near_match search for '3.147.195.146' after 52. 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	233960	{main}( )	../index.php:0
2	0.0287	3376416	MediaWiki->run( )	../index.php:46
3	0.0287	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.1830	3551992	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.2914	4379472	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.2918	4433368	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.2918	4433736	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.6180	5797840	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.6720	5804120	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.6720	5804872	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.6993	5819872	Hooks::run( )	../SearchEngine.php:231
12	0.6993	5821472	call_user_func_array ( )	../Hooks.php:209
13	0.6993	5822176	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.6997	5896216	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.7001	5942240	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.7016	6177296	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.7018	6208904	PoolCounterWork->execute( )	../Util.php:133
18	0.7018	6233160	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.7018	6233344	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.7018	6233416	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.7019	6235352	PoolCounterWork->execute( )	../Util.php:129
22	0.7019	6236000	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.7019	6236184	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.7019	6236304	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.7542	6350416	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.7544	6354352	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.7544	6354632	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.7545	6355936	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.7545	6356328	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	233960	{main}( )	../index.php:0
2	0.0287	3376416	MediaWiki->run( )	../index.php:46
3	0.0287	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.7880	6279600	OutputPage->output( )	../MediaWiki.php:583
5	0.7883	6286056	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.7884	6287352	WebResponse->header( )	../OutputPage.php:2134
7	0.7884	6287496	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	233960	{main}( )	../index.php:0
2	0.0287	3376416	MediaWiki->run( )	../index.php:46
3	0.0287	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.7880	6279600	OutputPage->output( )	../MediaWiki.php:583
5	0.7883	6286056	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.7890	6295384	WebResponse->header( )	../OutputPage.php:2171
7	0.7890	6295528	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	233960	{main}( )	../index.php:0
2	0.0287	3376416	MediaWiki->run( )	../index.php:46
3	0.0287	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.7880	6279600	OutputPage->output( )	../MediaWiki.php:583
5	0.7883	6286056	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.7895	6295328	WebResponse->header( )	../OutputPage.php:2172
7	0.7895	6295472	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	233960	{main}( )	../index.php:0
2	0.0287	3376416	MediaWiki->run( )	../index.php:46
3	0.0287	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.7880	6279600	OutputPage->output( )	../MediaWiki.php:583
5	0.7900	6295328	WebResponse->header( )	../OutputPage.php:2220
6	0.7900	6295472	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	233960	{main}( )	../index.php:0
2	0.0287	3376416	MediaWiki->run( )	../index.php:46
3	0.0287	3377824	MediaWiki->main( )	../MediaWiki.php:424
4	0.7880	6279600	OutputPage->output( )	../MediaWiki.php:583
5	0.8356	6295488	WebResponse->header( )	../OutputPage.php:2227
6	0.8356	6295632	header ( )	../WebResponse.php:37