( ! ) Warning: Search backend error during near_match search for '18.191.21.86' 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
#TimeMemoryFunctionLocation
10.0000235248{main}( )../index.php:0
20.00903377864MediaWiki->run( )../index.php:46
30.00903379272MediaWiki->main( )../MediaWiki.php:424
40.01653553464MediaWiki->performRequest( )../MediaWiki.php:573
50.03074380984SpecialPageFactory::executePath( )../MediaWiki.php:270
60.03114434856SpecialPage->run( )../SpecialPageFactory.php:581
70.03124435224SpecialSearch->execute( )../SpecialPage.php:383
80.08605798208SpecialSearch->goResult( )../SpecialSearch.php:117
90.09415804416SearchEngine::getNearMatch( )../SpecialSearch.php:188
100.09415805168SearchEngine::getNearMatchInternal( )../SearchEngine.php:139
110.09645820168Hooks::run( )../SearchEngine.php:231
120.09655821768call_user_func_array ( )../Hooks.php:209
130.09655822472CirrusSearch\Hooks::onSearchGetNearMatch( )../Hooks.php:209
140.09745896504CirrusSearch\Searcher->nearMatchTitleSearch( )../Hooks.php:408
150.09895942528CirrusSearch\Searcher->search( )../Searcher.php:268
160.10316177600CirrusSearch\Util::doPoolCounterWork( )../Searcher.php:1079
170.10346209208PoolCounterWork->execute( )../Util.php:133
180.10366233464PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
190.10366233648call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
200.10366233720CirrusSearch\Util::CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
210.10366235656PoolCounterWork->execute( )../Util.php:129
220.10366236304PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
230.10366236488call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
240.10366236608CirrusSearch\Searcher->CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
250.11186350904CirrusSearch\ElasticsearchIntermediary->failure( )../Searcher.php:1063
260.11196354840wfLogWarning( )../ElasticsearchIntermediary.php:98
270.11196355120MWDebug::warning( )../GlobalFunctions.php:1247
280.11216356424MWDebug::sendMessage( )../MWDebug.php:155
290.11216356816trigger_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
#TimeMemoryFunctionLocation
10.0000235248{main}( )../index.php:0
20.00903377864MediaWiki->run( )../index.php:46
30.00903379272MediaWiki->main( )../MediaWiki.php:424
40.11486280136OutputPage->output( )../MediaWiki.php:583
50.11506286592OutputPage->sendCacheControl( )../OutputPage.php:2218
60.11516287888WebResponse->header( )../OutputPage.php:2134
70.11516288032header ( )../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
#TimeMemoryFunctionLocation
10.0000235248{main}( )../index.php:0
20.00903377864MediaWiki->run( )../index.php:46
30.00903379272MediaWiki->main( )../MediaWiki.php:424
40.11486280136OutputPage->output( )../MediaWiki.php:583
50.11506286592OutputPage->sendCacheControl( )../OutputPage.php:2218
60.11586295920WebResponse->header( )../OutputPage.php:2171
70.11586296064header ( )../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
#TimeMemoryFunctionLocation
10.0000235248{main}( )../index.php:0
20.00903377864MediaWiki->run( )../index.php:46
30.00903379272MediaWiki->main( )../MediaWiki.php:424
40.11486280136OutputPage->output( )../MediaWiki.php:583
50.11506286592OutputPage->sendCacheControl( )../OutputPage.php:2218
60.11676295864WebResponse->header( )../OutputPage.php:2172
70.11676296008header ( )../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
#TimeMemoryFunctionLocation
10.0000235248{main}( )../index.php:0
20.00903377864MediaWiki->run( )../index.php:46
30.00903379272MediaWiki->main( )../MediaWiki.php:424
40.11486280136OutputPage->output( )../MediaWiki.php:583
50.11766295864WebResponse->header( )../OutputPage.php:2220
60.11766296008header ( )../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
#TimeMemoryFunctionLocation
10.0000235248{main}( )../index.php:0
20.00903377864MediaWiki->run( )../index.php:46
30.00903379272MediaWiki->main( )../MediaWiki.php:424
40.11486280136OutputPage->output( )../MediaWiki.php:583
50.11866296024WebResponse->header( )../OutputPage.php:2227
60.11866296168header ( )../WebResponse.php:37