( ! ) Warning: Search backend error during near_match search for '18.217.98.175' after 6. 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	0.0438	3377880	MediaWiki->run( )	../index.php:46
3	0.0439	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.1100	3553472	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.1699	4381000	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.1704	4434888	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.1704	4435256	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.2609	5797832	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.2662	5804064	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.2662	5804816	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.2685	5819816	Hooks::run( )	../SearchEngine.php:231
12	0.2686	5821416	call_user_func_array ( )	../Hooks.php:209
13	0.2686	5822120	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.2692	5896152	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.2699	5942200	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.2726	6177256	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.2729	6208856	PoolCounterWork->execute( )	../Util.php:133
18	0.2731	6233112	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.2731	6233296	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.2731	6233368	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.2731	6235304	PoolCounterWork->execute( )	../Util.php:129
22	0.2731	6235952	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.2731	6236136	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.2731	6236256	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.2796	6350512	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.2798	6354448	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.2798	6354728	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.2799	6356032	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.2799	6356424	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	0.0438	3377880	MediaWiki->run( )	../index.php:46
3	0.0439	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.2818	6279744	OutputPage->output( )	../MediaWiki.php:583
5	0.2821	6286200	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2822	6287496	WebResponse->header( )	../OutputPage.php:2134
7	0.2822	6287640	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	0.0438	3377880	MediaWiki->run( )	../index.php:46
3	0.0439	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.2818	6279744	OutputPage->output( )	../MediaWiki.php:583
5	0.2821	6286200	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2828	6295528	WebResponse->header( )	../OutputPage.php:2171
7	0.2828	6295672	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	0.0438	3377880	MediaWiki->run( )	../index.php:46
3	0.0439	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.2818	6279744	OutputPage->output( )	../MediaWiki.php:583
5	0.2821	6286200	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2833	6295472	WebResponse->header( )	../OutputPage.php:2172
7	0.2833	6295616	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	0.0438	3377880	MediaWiki->run( )	../index.php:46
3	0.0439	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.2818	6279744	OutputPage->output( )	../MediaWiki.php:583
5	0.2838	6295472	WebResponse->header( )	../OutputPage.php:2220
6	0.2838	6295616	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	0.0438	3377880	MediaWiki->run( )	../index.php:46
3	0.0439	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.2818	6279744	OutputPage->output( )	../MediaWiki.php:583
5	0.2844	6295632	WebResponse->header( )	../OutputPage.php:2227
6	0.2844	6295776	header ( )	../WebResponse.php:37