( ! ) Warning: Search backend error during near_match search for '3.21.43.26' after 66. 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	233896	{main}( )	../index.php:0
2	0.0260	3375864	MediaWiki->run( )	../index.php:46
3	0.0260	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	0.1134	3551320	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.2967	4378744	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.2972	4432616	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.2972	4432984	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.8869	5795000	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.9457	5801232	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.9457	5801984	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.9697	5816984	Hooks::run( )	../SearchEngine.php:231
12	0.9698	5818584	call_user_func_array ( )	../Hooks.php:209
13	0.9698	5819288	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.9703	5893288	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.9712	5939320	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	1.0192	6174376	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	1.0394	6205976	PoolCounterWork->execute( )	../Util.php:133
18	1.0396	6230232	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	1.0396	6230416	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	1.0396	6230488	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	1.0396	6232424	PoolCounterWork->execute( )	../Util.php:129
22	1.0396	6233072	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	1.0396	6233256	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	1.0396	6233376	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	1.1061	6347632	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	1.1064	6351560	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	1.1064	6351840	MWDebug::warning( )	../GlobalFunctions.php:1247
28	1.1065	6353128	MWDebug::sendMessage( )	../MWDebug.php:155
29	1.1065	6353520	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	233896	{main}( )	../index.php:0
2	0.0260	3375864	MediaWiki->run( )	../index.php:46
3	0.0260	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	1.1164	6276856	OutputPage->output( )	../MediaWiki.php:583
5	1.1166	6283304	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.1167	6284600	WebResponse->header( )	../OutputPage.php:2134
7	1.1167	6284744	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	233896	{main}( )	../index.php:0
2	0.0260	3375864	MediaWiki->run( )	../index.php:46
3	0.0260	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	1.1164	6276856	OutputPage->output( )	../MediaWiki.php:583
5	1.1166	6283304	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.1174	6292632	WebResponse->header( )	../OutputPage.php:2171
7	1.1174	6292776	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	233896	{main}( )	../index.php:0
2	0.0260	3375864	MediaWiki->run( )	../index.php:46
3	0.0260	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	1.1164	6276856	OutputPage->output( )	../MediaWiki.php:583
5	1.1166	6283304	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	1.1179	6292576	WebResponse->header( )	../OutputPage.php:2172
7	1.1179	6292720	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	233896	{main}( )	../index.php:0
2	0.0260	3375864	MediaWiki->run( )	../index.php:46
3	0.0260	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	1.1164	6276856	OutputPage->output( )	../MediaWiki.php:583
5	1.1183	6292576	WebResponse->header( )	../OutputPage.php:2220
6	1.1183	6292720	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	233896	{main}( )	../index.php:0
2	0.0260	3375864	MediaWiki->run( )	../index.php:46
3	0.0260	3377272	MediaWiki->main( )	../MediaWiki.php:424
4	1.1164	6276856	OutputPage->output( )	../MediaWiki.php:583
5	1.1189	6292728	WebResponse->header( )	../OutputPage.php:2227
6	1.1189	6292872	header ( )	../WebResponse.php:37