( ! ) Warning: Search backend error during near_match search for '3.128.78.226' after 23. 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	232200	{main}( )	../index.php:0
2	0.0558	3374280	MediaWiki->run( )	../index.php:46
3	0.0559	3375688	MediaWiki->main( )	../MediaWiki.php:424
4	0.1672	3599440	MediaWiki->performRequest( )	../MediaWiki.php:573
5	0.2840	4412888	SpecialPageFactory::executePath( )	../MediaWiki.php:270
6	0.2844	4466848	SpecialPage->run( )	../SpecialPageFactory.php:581
7	0.2844	4467216	SpecialSearch->execute( )	../SpecialPage.php:383
8	0.7450	5794944	SpecialSearch->goResult( )	../SpecialSearch.php:117
9	0.7883	5801224	SearchEngine::getNearMatch( )	../SpecialSearch.php:188
10	0.7883	5801976	SearchEngine::getNearMatchInternal( )	../SearchEngine.php:139
11	0.7987	5816976	Hooks::run( )	../SearchEngine.php:231
12	0.7988	5818576	call_user_func_array ( )	../Hooks.php:209
13	0.7988	5819280	CirrusSearch\Hooks::onSearchGetNearMatch( )	../Hooks.php:209
14	0.7993	5893312	CirrusSearch\Searcher->nearMatchTitleSearch( )	../Hooks.php:408
15	0.8001	5939336	CirrusSearch\Searcher->search( )	../Searcher.php:268
16	0.8151	6174392	CirrusSearch\Util::doPoolCounterWork( )	../Searcher.php:1079
17	0.8153	6205976	PoolCounterWork->execute( )	../Util.php:133
18	0.8155	6230240	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
19	0.8155	6230424	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
20	0.8155	6230496	CirrusSearch\Util::CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
21	0.8156	6232432	PoolCounterWork->execute( )	../Util.php:129
22	0.8156	6233080	PoolCounterWorkViaCallback->doWork( )	../PoolCounterWork.php:123
23	0.8156	6233264	call_user_func_array ( )	../PoolCounterWorkViaCallback.php:69
24	0.8156	6233384	CirrusSearch\Searcher->CirrusSearch\{closure}( )	../PoolCounterWorkViaCallback.php:69
25	0.8383	6347632	CirrusSearch\ElasticsearchIntermediary->failure( )	../Searcher.php:1063
26	0.8385	6351568	wfLogWarning( )	../ElasticsearchIntermediary.php:98
27	0.8385	6351848	MWDebug::warning( )	../GlobalFunctions.php:1247
28	0.8386	6353152	MWDebug::sendMessage( )	../MWDebug.php:155
29	0.8386	6353544	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	232200	{main}( )	../index.php:0
2	0.0558	3374280	MediaWiki->run( )	../index.php:46
3	0.0559	3375688	MediaWiki->main( )	../MediaWiki.php:424
4	0.8405	6276840	OutputPage->output( )	../MediaWiki.php:583
5	0.8407	6283296	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.8408	6284592	WebResponse->header( )	../OutputPage.php:2134
7	0.8408	6284736	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	232200	{main}( )	../index.php:0
2	0.0558	3374280	MediaWiki->run( )	../index.php:46
3	0.0559	3375688	MediaWiki->main( )	../MediaWiki.php:424
4	0.8405	6276840	OutputPage->output( )	../MediaWiki.php:583
5	0.8407	6283296	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.8414	6292624	WebResponse->header( )	../OutputPage.php:2171
7	0.8415	6292768	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	232200	{main}( )	../index.php:0
2	0.0558	3374280	MediaWiki->run( )	../index.php:46
3	0.0559	3375688	MediaWiki->main( )	../MediaWiki.php:424
4	0.8405	6276840	OutputPage->output( )	../MediaWiki.php:583
5	0.8407	6283296	OutputPage->sendCacheControl( )	../OutputPage.php:2218
6	0.8420	6292568	WebResponse->header( )	../OutputPage.php:2172
7	0.8420	6292712	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	232200	{main}( )	../index.php:0
2	0.0558	3374280	MediaWiki->run( )	../index.php:46
3	0.0559	3375688	MediaWiki->main( )	../MediaWiki.php:424
4	0.8405	6276840	OutputPage->output( )	../MediaWiki.php:583
5	0.8481	6292568	WebResponse->header( )	../OutputPage.php:2220
6	0.8481	6292712	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	232200	{main}( )	../index.php:0
2	0.0558	3374280	MediaWiki->run( )	../index.php:46
3	0.0559	3375688	MediaWiki->main( )	../MediaWiki.php:424
4	0.8405	6276840	OutputPage->output( )	../MediaWiki.php:583
5	0.8487	6292728	WebResponse->header( )	../OutputPage.php:2227
6	0.8487	6292872	header ( )	../WebResponse.php:37