( ! ) Warning: Search backend error during near_match search for '3.15.4.52' after 36. 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
10.0000233880{main}( )../index.php:0
20.00903376304MediaWiki->run( )../index.php:46
30.00903377712MediaWiki->main( )../MediaWiki.php:424
40.08013551840MediaWiki->performRequest( )../MediaWiki.php:573
50.14734379272SpecialPageFactory::executePath( )../MediaWiki.php:270
60.14774433128SpecialPage->run( )../SpecialPageFactory.php:581
70.14774433496SpecialSearch->execute( )../SpecialPage.php:383
80.37675795816SpecialSearch->goResult( )../SpecialSearch.php:117
90.42755802072SearchEngine::getNearMatch( )../SpecialSearch.php:188
100.42755802824SearchEngine::getNearMatchInternal( )../SearchEngine.php:139
110.43405817824Hooks::run( )../SearchEngine.php:231
120.43405819424call_user_func_array ( )../Hooks.php:209
130.43405820128CirrusSearch\Hooks::onSearchGetNearMatch( )../Hooks.php:209
140.43575894136CirrusSearch\Searcher->nearMatchTitleSearch( )../Hooks.php:408
150.44375940168CirrusSearch\Searcher->search( )../Searcher.php:268
160.45096175224CirrusSearch\Util::doPoolCounterWork( )../Searcher.php:1079
170.45126206808PoolCounterWork->execute( )../Util.php:133
180.45136231064PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
190.45136231248call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
200.45136231320CirrusSearch\Util::CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
210.45146233256PoolCounterWork->execute( )../Util.php:129
220.45146233904PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
230.45146234088call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
240.45146234208CirrusSearch\Searcher->CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
250.48716348456CirrusSearch\ElasticsearchIntermediary->failure( )../Searcher.php:1063
260.48736352408wfLogWarning( )../ElasticsearchIntermediary.php:98
270.48736352688MWDebug::warning( )../GlobalFunctions.php:1247
280.48746353976MWDebug::sendMessage( )../MWDebug.php:155
290.48746354368trigger_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
10.0000233880{main}( )../index.php:0
20.00903376304MediaWiki->run( )../index.php:46
30.00903377712MediaWiki->main( )../MediaWiki.php:424
40.48956277704OutputPage->output( )../MediaWiki.php:583
50.48976284152OutputPage->sendCacheControl( )../OutputPage.php:2218
60.48986285448WebResponse->header( )../OutputPage.php:2134
70.48986285592header ( )../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
10.0000233880{main}( )../index.php:0
20.00903376304MediaWiki->run( )../index.php:46
30.00903377712MediaWiki->main( )../MediaWiki.php:424
40.48956277704OutputPage->output( )../MediaWiki.php:583
50.48976284152OutputPage->sendCacheControl( )../OutputPage.php:2218
60.49046293480WebResponse->header( )../OutputPage.php:2171
70.49056293624header ( )../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
10.0000233880{main}( )../index.php:0
20.00903376304MediaWiki->run( )../index.php:46
30.00903377712MediaWiki->main( )../MediaWiki.php:424
40.48956277704OutputPage->output( )../MediaWiki.php:583
50.48976284152OutputPage->sendCacheControl( )../OutputPage.php:2218
60.49106293424WebResponse->header( )../OutputPage.php:2172
70.49106293568header ( )../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
10.0000233880{main}( )../index.php:0
20.00903376304MediaWiki->run( )../index.php:46
30.00903377712MediaWiki->main( )../MediaWiki.php:424
40.48956277704OutputPage->output( )../MediaWiki.php:583
50.49156293424WebResponse->header( )../OutputPage.php:2220
60.49156293568header ( )../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
10.0000233880{main}( )../index.php:0
20.00903376304MediaWiki->run( )../index.php:46
30.00903377712MediaWiki->main( )../MediaWiki.php:424
40.48956277704OutputPage->output( )../MediaWiki.php:583
50.49206293576WebResponse->header( )../OutputPage.php:2227
60.49206293720header ( )../WebResponse.php:37