( ! ) Warning: Search backend error during near_match search for '18.116.10.121' after 35. 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
10.0001233960{main}( )../index.php:0
20.02173376112MediaWiki->run( )../index.php:46
30.02173377520MediaWiki->main( )../MediaWiki.php:424
40.04773551832MediaWiki->performRequest( )../MediaWiki.php:573
50.12254379520SpecialPageFactory::executePath( )../MediaWiki.php:270
60.12294433448SpecialPage->run( )../SpecialPageFactory.php:581
70.12294433816SpecialSearch->execute( )../SpecialPage.php:383
80.23795795432SpecialSearch->goResult( )../SpecialSearch.php:117
90.26145801440SearchEngine::getNearMatch( )../SpecialSearch.php:188
100.26145802192SearchEngine::getNearMatchInternal( )../SearchEngine.php:139
110.26635817192Hooks::run( )../SearchEngine.php:231
120.26645818792call_user_func_array ( )../Hooks.php:209
130.26645819496CirrusSearch\Hooks::onSearchGetNearMatch( )../Hooks.php:209
140.26915893528CirrusSearch\Searcher->nearMatchTitleSearch( )../Hooks.php:408
150.26995939552CirrusSearch\Searcher->search( )../Searcher.php:268
160.27906174608CirrusSearch\Util::doPoolCounterWork( )../Searcher.php:1079
170.27936206208PoolCounterWork->execute( )../Util.php:133
180.27956230464PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
190.27956230648call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
200.27956230720CirrusSearch\Util::CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
210.27956232656PoolCounterWork->execute( )../Util.php:129
220.27956233304PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
230.27956233488call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
240.27956233608CirrusSearch\Searcher->CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
250.31446347864CirrusSearch\ElasticsearchIntermediary->failure( )../Searcher.php:1063
260.31466351800wfLogWarning( )../ElasticsearchIntermediary.php:98
270.31466352080MWDebug::warning( )../GlobalFunctions.php:1247
280.31476353384MWDebug::sendMessage( )../MWDebug.php:155
290.31476353776trigger_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
10.0001233960{main}( )../index.php:0
20.02173376112MediaWiki->run( )../index.php:46
30.02173377520MediaWiki->main( )../MediaWiki.php:424
40.31696277088OutputPage->output( )../MediaWiki.php:583
50.31716283544OutputPage->sendCacheControl( )../OutputPage.php:2218
60.31726284840WebResponse->header( )../OutputPage.php:2134
70.31726284984header ( )../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
10.0001233960{main}( )../index.php:0
20.02173376112MediaWiki->run( )../index.php:46
30.02173377520MediaWiki->main( )../MediaWiki.php:424
40.31696277088OutputPage->output( )../MediaWiki.php:583
50.31716283544OutputPage->sendCacheControl( )../OutputPage.php:2218
60.31786292872WebResponse->header( )../OutputPage.php:2171
70.31786293016header ( )../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
10.0001233960{main}( )../index.php:0
20.02173376112MediaWiki->run( )../index.php:46
30.02173377520MediaWiki->main( )../MediaWiki.php:424
40.31696277088OutputPage->output( )../MediaWiki.php:583
50.31716283544OutputPage->sendCacheControl( )../OutputPage.php:2218
60.31846292816WebResponse->header( )../OutputPage.php:2172
70.31846292960header ( )../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
10.0001233960{main}( )../index.php:0
20.02173376112MediaWiki->run( )../index.php:46
30.02173377520MediaWiki->main( )../MediaWiki.php:424
40.31696277088OutputPage->output( )../MediaWiki.php:583
50.31896292816WebResponse->header( )../OutputPage.php:2220
60.31896292960header ( )../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
10.0001233960{main}( )../index.php:0
20.02173376112MediaWiki->run( )../index.php:46
30.02173377520MediaWiki->main( )../MediaWiki.php:424
40.31696277088OutputPage->output( )../MediaWiki.php:583
50.32076292976WebResponse->header( )../OutputPage.php:2227
60.32076293120header ( )../WebResponse.php:37