( ! ) Warning: Search backend error during near_match search for '18.223.209.166' after 21. 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
10.0000233960{main}( )../index.php:0
20.03193376096MediaWiki->run( )../index.php:46
30.03193377504MediaWiki->main( )../MediaWiki.php:424
40.06963551592MediaWiki->performRequest( )../MediaWiki.php:573
50.14464379144SpecialPageFactory::executePath( )../MediaWiki.php:270
60.14514433064SpecialPage->run( )../SpecialPageFactory.php:581
70.14514433432SpecialSearch->execute( )../SpecialPage.php:383
80.41935795320SpecialSearch->goResult( )../SpecialSearch.php:117
90.45325801576SearchEngine::getNearMatch( )../SpecialSearch.php:188
100.45325802328SearchEngine::getNearMatchInternal( )../SearchEngine.php:139
110.46485817320Hooks::run( )../SearchEngine.php:231
120.46495818920call_user_func_array ( )../Hooks.php:209
130.46495819624CirrusSearch\Hooks::onSearchGetNearMatch( )../Hooks.php:209
140.46545893648CirrusSearch\Searcher->nearMatchTitleSearch( )../Hooks.php:408
150.46625939688CirrusSearch\Searcher->search( )../Searcher.php:268
160.48056174744CirrusSearch\Util::doPoolCounterWork( )../Searcher.php:1079
170.48076206328PoolCounterWork->execute( )../Util.php:133
180.48096230584PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
190.48096230768call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
200.48096230840CirrusSearch\Util::CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
210.48096232776PoolCounterWork->execute( )../Util.php:129
220.48096233424PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
230.48096233608call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
240.48096233728CirrusSearch\Searcher->CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
250.50186347960CirrusSearch\ElasticsearchIntermediary->failure( )../Searcher.php:1063
260.50196351896wfLogWarning( )../ElasticsearchIntermediary.php:98
270.50196352176MWDebug::warning( )../GlobalFunctions.php:1247
280.50206353480MWDebug::sendMessage( )../MWDebug.php:155
290.50206353872trigger_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
10.0000233960{main}( )../index.php:0
20.03193376096MediaWiki->run( )../index.php:46
30.03193377504MediaWiki->main( )../MediaWiki.php:424
40.50376277192OutputPage->output( )../MediaWiki.php:583
50.50396283648OutputPage->sendCacheControl( )../OutputPage.php:2218
60.50406284944WebResponse->header( )../OutputPage.php:2134
70.50406285088header ( )../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
10.0000233960{main}( )../index.php:0
20.03193376096MediaWiki->run( )../index.php:46
30.03193377504MediaWiki->main( )../MediaWiki.php:424
40.50376277192OutputPage->output( )../MediaWiki.php:583
50.50396283648OutputPage->sendCacheControl( )../OutputPage.php:2218
60.50476292976WebResponse->header( )../OutputPage.php:2171
70.50476293120header ( )../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
10.0000233960{main}( )../index.php:0
20.03193376096MediaWiki->run( )../index.php:46
30.03193377504MediaWiki->main( )../MediaWiki.php:424
40.50376277192OutputPage->output( )../MediaWiki.php:583
50.50396283648OutputPage->sendCacheControl( )../OutputPage.php:2218
60.50516292920WebResponse->header( )../OutputPage.php:2172
70.50516293064header ( )../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
10.0000233960{main}( )../index.php:0
20.03193376096MediaWiki->run( )../index.php:46
30.03193377504MediaWiki->main( )../MediaWiki.php:424
40.50376277192OutputPage->output( )../MediaWiki.php:583
50.50566292920WebResponse->header( )../OutputPage.php:2220
60.50566293064header ( )../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
10.0000233960{main}( )../index.php:0
20.03193376096MediaWiki->run( )../index.php:46
30.03193377504MediaWiki->main( )../MediaWiki.php:424
40.50376277192OutputPage->output( )../MediaWiki.php:583
50.50626293080WebResponse->header( )../OutputPage.php:2227
60.50626293224header ( )../WebResponse.php:37