( ! ) Warning: Search backend error during near_match search for '216.73.216.81' after 2. 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	0.0102	3375968	MediaWiki->run( )	../index.php:46
3	0.0102	3377376	MediaWiki->main( )	../MediaWiki.php:424
4	0.0180	3551496	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0356	4379072	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0363	4432960	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0363	4433328	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.0983	5795200	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.1130	5801096	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.1130	5801848	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1188	5816848	Hooks::run( )	../SearchEngine.php:231
12	0.1188	5818448	call_user_func_array ( )	../Hooks.php:209
13	0.1188	5819152	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1193	5893200	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1200	5939248	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1229	6174296	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1230	6205888	PoolCounterWork->execute( )	../Util.php:133
18	0.1231	6230144	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1231	6230328	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1231	6230400	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1231	6232336	PoolCounterWork->execute( )	../Util.php:129
22	0.1231	6232984	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1231	6233168	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1232	6233288	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1251	6347536	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1252	6351472	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1252	6351752	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1253	6353056	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1253	6353448	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	0.0102	3375968	MediaWiki->run( )	../index.php:46
3	0.0102	3377376	MediaWiki->main( )	../MediaWiki.php:424
4	0.1269	6276728	OutputPage->output( )	../MediaWiki.php:583
5	0.1271	6283184	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1272	6284480	WebResponse->header( )	../OutputPage.php:2134
7	0.1272	6284624	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	0.0102	3375968	MediaWiki->run( )	../index.php:46
3	0.0102	3377376	MediaWiki->main( )	../MediaWiki.php:424
4	0.1269	6276728	OutputPage->output( )	../MediaWiki.php:583
5	0.1271	6283184	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1279	6292512	WebResponse->header( )	../OutputPage.php:2171
7	0.1279	6292656	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	0.0102	3375968	MediaWiki->run( )	../index.php:46
3	0.0102	3377376	MediaWiki->main( )	../MediaWiki.php:424
4	0.1269	6276728	OutputPage->output( )	../MediaWiki.php:583
5	0.1271	6283184	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1284	6292456	WebResponse->header( )	../OutputPage.php:2172
7	0.1284	6292600	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	0.0102	3375968	MediaWiki->run( )	../index.php:46
3	0.0102	3377376	MediaWiki->main( )	../MediaWiki.php:424
4	0.1269	6276728	OutputPage->output( )	../MediaWiki.php:583
5	0.1289	6292456	WebResponse->header( )	../OutputPage.php:2220
6	0.1289	6292600	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	0.0102	3375968	MediaWiki->run( )	../index.php:46
3	0.0102	3377376	MediaWiki->main( )	../MediaWiki.php:424
4	0.1269	6276728	OutputPage->output( )	../MediaWiki.php:583
5	0.1303	6292616	WebResponse->header( )	../OutputPage.php:2227
6	0.1303	6292760	header ( )	../WebResponse.php:37