( ! ) Warning: Search backend error during near_match search for '18.221.52.104' after 16. 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
10.0000239856{main}( )../index.php:0
20.01323384936MediaWiki->run( )../index.php:46
30.01323386344MediaWiki->main( )../MediaWiki.php:424
40.03593560488MediaWiki->performRequest( )../MediaWiki.php:573
50.06414387976SpecialPageFactory::executePath( )../MediaWiki.php:270
60.06764441888SpecialPage->run( )../SpecialPageFactory.php:581
70.06764442256SpecialSearch->execute( )../SpecialPage.php:383
80.16135804016SpecialSearch->goResult( )../SpecialSearch.php:117
90.18465809960SearchEngine::getNearMatch( )../SpecialSearch.php:188
100.18465810712SearchEngine::getNearMatchInternal( )../SearchEngine.php:139
110.19625825712Hooks::run( )../SearchEngine.php:231
120.19635827312call_user_func_array ( )../Hooks.php:209
130.19635828016CirrusSearch\Hooks::onSearchGetNearMatch( )../Hooks.php:209
140.19675902048CirrusSearch\Searcher->nearMatchTitleSearch( )../Hooks.php:408
150.19745948072CirrusSearch\Searcher->search( )../Searcher.php:268
160.20036183160CirrusSearch\Util::doPoolCounterWork( )../Searcher.php:1079
170.20056215928PoolCounterWork->execute( )../Util.php:133
180.20076240368PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
190.20076240552call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
200.20076240624CirrusSearch\Util::CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
210.20076242592PoolCounterWork->execute( )../Util.php:129
220.20076243240PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
230.20076243424call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
240.20076243544CirrusSearch\Searcher->CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
250.21626357848CirrusSearch\ElasticsearchIntermediary->failure( )../Searcher.php:1063
260.21636361784wfLogWarning( )../ElasticsearchIntermediary.php:98
270.21646362064MWDebug::warning( )../GlobalFunctions.php:1247
280.21646363368MWDebug::sendMessage( )../MWDebug.php:155
290.21646363760trigger_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
10.0000239856{main}( )../index.php:0
20.01323384936MediaWiki->run( )../index.php:46
30.01323386344MediaWiki->main( )../MediaWiki.php:424
40.21816286984OutputPage->output( )../MediaWiki.php:583
50.21836293432OutputPage->sendCacheControl( )../OutputPage.php:2218
60.21846294728WebResponse->header( )../OutputPage.php:2134
70.21846294872header ( )../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
10.0000239856{main}( )../index.php:0
20.01323384936MediaWiki->run( )../index.php:46
30.01323386344MediaWiki->main( )../MediaWiki.php:424
40.21816286984OutputPage->output( )../MediaWiki.php:583
50.21836293432OutputPage->sendCacheControl( )../OutputPage.php:2218
60.21906302760WebResponse->header( )../OutputPage.php:2171
70.21906302904header ( )../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
10.0000239856{main}( )../index.php:0
20.01323384936MediaWiki->run( )../index.php:46
30.01323386344MediaWiki->main( )../MediaWiki.php:424
40.21816286984OutputPage->output( )../MediaWiki.php:583
50.21836293432OutputPage->sendCacheControl( )../OutputPage.php:2218
60.21956302704WebResponse->header( )../OutputPage.php:2172
70.21956302848header ( )../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
10.0000239856{main}( )../index.php:0
20.01323384936MediaWiki->run( )../index.php:46
30.01323386344MediaWiki->main( )../MediaWiki.php:424
40.21816286984OutputPage->output( )../MediaWiki.php:583
50.22006302704WebResponse->header( )../OutputPage.php:2220
60.22006302848header ( )../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
10.0000239856{main}( )../index.php:0
20.01323384936MediaWiki->run( )../index.php:46
30.01323386344MediaWiki->main( )../MediaWiki.php:424
40.21816286984OutputPage->output( )../MediaWiki.php:583
50.22066302864WebResponse->header( )../OutputPage.php:2227
60.22066303008header ( )../WebResponse.php:37