( ! ) Warning: Search backend error during near_match search for '3.141.198.147' after 17. 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	0.0112	3377880	MediaWiki->run( )	../index.php:46
3	0.0112	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.0238	3553472	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.0543	4381000	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.0547	4434888	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.0547	4435256	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.1910	5797800	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.2045	5804032	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.2045	5804784	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.2070	5819784	Hooks::run( )	../SearchEngine.php:231
12	0.2070	5821384	call_user_func_array ( )	../Hooks.php:209
13	0.2070	5822088	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.2075	5896120	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.2082	5942144	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.2108	6177200	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.2111	6208784	PoolCounterWork->execute( )	../Util.php:133
18	0.2112	6233040	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.2112	6233224	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.2112	6233296	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.2113	6235232	PoolCounterWork->execute( )	../Util.php:129
22	0.2113	6235880	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.2113	6236064	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.2113	6236184	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.2281	6350440	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.2282	6354376	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.2282	6354656	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.2283	6355960	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.2283	6356352	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	0.0112	3377880	MediaWiki->run( )	../index.php:46
3	0.0112	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.2318	6279672	OutputPage->output( )	../MediaWiki.php:583
5	0.2320	6286128	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2321	6287424	WebResponse->header( )	../OutputPage.php:2134
7	0.2321	6287568	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	0.0112	3377880	MediaWiki->run( )	../index.php:46
3	0.0112	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.2318	6279672	OutputPage->output( )	../MediaWiki.php:583
5	0.2320	6286128	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2328	6295456	WebResponse->header( )	../OutputPage.php:2171
7	0.2328	6295600	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	0.0112	3377880	MediaWiki->run( )	../index.php:46
3	0.0112	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.2318	6279672	OutputPage->output( )	../MediaWiki.php:583
5	0.2320	6286128	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.2365	6295400	WebResponse->header( )	../OutputPage.php:2172
7	0.2365	6295544	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	0.0112	3377880	MediaWiki->run( )	../index.php:46
3	0.0112	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.2318	6279672	OutputPage->output( )	../MediaWiki.php:583
5	0.2379	6295400	WebResponse->header( )	../OutputPage.php:2220
6	0.2379	6295544	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	0.0112	3377880	MediaWiki->run( )	../index.php:46
3	0.0112	3379288	MediaWiki->main( )	../MediaWiki.php:424
4	0.2318	6279672	OutputPage->output( )	../MediaWiki.php:583
5	0.2386	6295560	WebResponse->header( )	../OutputPage.php:2227
6	0.2386	6295704	header ( )	../WebResponse.php:37