( ! ) Warning: Search backend error during near_match search for '3.138.200.26' after 27. 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	238760	{main}( )	../index.php:0
2	0.0106	3383968	MediaWiki->run( )	../index.php:46
3	0.0106	3385376	MediaWiki->main( )	../MediaWiki.php:424
4	0.0397	3559552	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0631	4387032	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0636	4440912	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0636	4441280	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.1545	5803384	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.1718	5809616	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.1718	5810368	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1740	5825368	Hooks::run( )	../SearchEngine.php:231
12	0.1741	5826968	call_user_func_array ( )	../Hooks.php:209
13	0.1741	5827672	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1743	5901720	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1747	5947744	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1765	6182840	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1768	6214424	PoolCounterWork->execute( )	../Util.php:133
18	0.1770	6238680	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1770	6238864	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1770	6238936	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1770	6240872	PoolCounterWork->execute( )	../Util.php:129
22	0.1770	6241520	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1770	6241704	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1770	6241824	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.2035	6356112	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.2037	6360048	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.2037	6360328	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.2038	6361632	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.2038	6362024	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	238760	{main}( )	../index.php:0
2	0.0106	3383968	MediaWiki->run( )	../index.php:46
3	0.0106	3385376	MediaWiki->main( )	../MediaWiki.php:424
4	0.2055	6285312	OutputPage->output( )	../MediaWiki.php:583
5	0.2057	6291768	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2058	6293064	WebResponse->header( )	../OutputPage.php:2134
7	0.2058	6293208	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	238760	{main}( )	../index.php:0
2	0.0106	3383968	MediaWiki->run( )	../index.php:46
3	0.0106	3385376	MediaWiki->main( )	../MediaWiki.php:424
4	0.2055	6285312	OutputPage->output( )	../MediaWiki.php:583
5	0.2057	6291768	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2064	6301096	WebResponse->header( )	../OutputPage.php:2171
7	0.2064	6301240	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	238760	{main}( )	../index.php:0
2	0.0106	3383968	MediaWiki->run( )	../index.php:46
3	0.0106	3385376	MediaWiki->main( )	../MediaWiki.php:424
4	0.2055	6285312	OutputPage->output( )	../MediaWiki.php:583
5	0.2057	6291768	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2069	6301040	WebResponse->header( )	../OutputPage.php:2172
7	0.2069	6301184	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	238760	{main}( )	../index.php:0
2	0.0106	3383968	MediaWiki->run( )	../index.php:46
3	0.0106	3385376	MediaWiki->main( )	../MediaWiki.php:424
4	0.2055	6285312	OutputPage->output( )	../MediaWiki.php:583
5	0.2074	6301040	WebResponse->header( )	../OutputPage.php:2220
6	0.2074	6301184	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	238760	{main}( )	../index.php:0
2	0.0106	3383968	MediaWiki->run( )	../index.php:46
3	0.0106	3385376	MediaWiki->main( )	../MediaWiki.php:424
4	0.2055	6285312	OutputPage->output( )	../MediaWiki.php:583
5	0.2080	6301200	WebResponse->header( )	../OutputPage.php:2227
6	0.2080	6301344	header ( )	../WebResponse.php:37