( ! ) Warning: Search backend error during near_match search for '3.143.144.209' after 8. 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	240880	{main}( )	../index.php:0
2	0.0205	3789984	MediaWiki->run( )	../index.php:46
3	0.0206	3791392	MediaWiki->main( )	../MediaWiki.php:424
4	0.0340	3965472	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0493	4420208	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0498	4474248	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0499	4474616	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.1068	5819224	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.1140	5825440	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.1140	5826192	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.1169	5841192	Hooks::run( )	../SearchEngine.php:231
12	0.1170	5842792	call_user_func_array ( )	../Hooks.php:209
13	0.1170	5843496	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.1180	5917552	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.1185	5963576	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.1225	6198600	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.1227	6231368	PoolCounterWork->execute( )	../Util.php:133
18	0.1230	6255784	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.1230	6255968	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.1230	6256040	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.1230	6258008	PoolCounterWork->execute( )	../Util.php:129
22	0.1230	6258656	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.1230	6258840	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.1230	6258960	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.1309	6373208	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.1311	6377144	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.1311	6377424	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.1312	6378728	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.1312	6379120	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	240880	{main}( )	../index.php:0
2	0.0205	3789984	MediaWiki->run( )	../index.php:46
3	0.0206	3791392	MediaWiki->main( )	../MediaWiki.php:424
4	0.1338	6302376	OutputPage->output( )	../MediaWiki.php:583
5	0.1340	6308832	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1341	6310128	WebResponse->header( )	../OutputPage.php:2134
7	0.1341	6310272	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	240880	{main}( )	../index.php:0
2	0.0205	3789984	MediaWiki->run( )	../index.php:46
3	0.0206	3791392	MediaWiki->main( )	../MediaWiki.php:424
4	0.1338	6302376	OutputPage->output( )	../MediaWiki.php:583
5	0.1340	6308832	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1351	6318160	WebResponse->header( )	../OutputPage.php:2171
7	0.1351	6318304	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	240880	{main}( )	../index.php:0
2	0.0205	3789984	MediaWiki->run( )	../index.php:46
3	0.0206	3791392	MediaWiki->main( )	../MediaWiki.php:424
4	0.1338	6302376	OutputPage->output( )	../MediaWiki.php:583
5	0.1340	6308832	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.1360	6318104	WebResponse->header( )	../OutputPage.php:2172
7	0.1360	6318248	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	240880	{main}( )	../index.php:0
2	0.0205	3789984	MediaWiki->run( )	../index.php:46
3	0.0206	3791392	MediaWiki->main( )	../MediaWiki.php:424
4	0.1338	6302376	OutputPage->output( )	../MediaWiki.php:583
5	0.1366	6318104	WebResponse->header( )	../OutputPage.php:2220
6	0.1366	6318248	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	240880	{main}( )	../index.php:0
2	0.0205	3789984	MediaWiki->run( )	../index.php:46
3	0.0206	3791392	MediaWiki->main( )	../MediaWiki.php:424
4	0.1338	6302376	OutputPage->output( )	../MediaWiki.php:583
5	0.1375	6318264	WebResponse->header( )	../OutputPage.php:2227
6	0.1375	6318408	header ( )	../WebResponse.php:37