( ! ) Warning: Search backend error during near_match search for '18.216.156.12' after 2. 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
20.01043376416MediaWiki->run( )../index.php:46
30.01043377824MediaWiki->main( )../MediaWiki.php:424
40.01833551928MediaWiki->performRequest( )../MediaWiki.php:573
50.03314379376SpecialPageFactory::executePath( )../MediaWiki.php:270
60.03354433360SpecialPage->run( )../SpecialPageFactory.php:581
70.03354433728SpecialSearch->execute( )../SpecialPage.php:383
80.07745796440SpecialSearch->goResult( )../SpecialSearch.php:117
90.08265802696SearchEngine::getNearMatch( )../SpecialSearch.php:188
100.08265803448SearchEngine::getNearMatchInternal( )../SearchEngine.php:139
110.08485818448Hooks::run( )../SearchEngine.php:231
120.08485820048call_user_func_array ( )../Hooks.php:209
130.08485820752CirrusSearch\Hooks::onSearchGetNearMatch( )../Hooks.php:209
140.08525894776CirrusSearch\Searcher->nearMatchTitleSearch( )../Hooks.php:408
150.08595940816CirrusSearch\Searcher->search( )../Searcher.php:268
160.08886175824CirrusSearch\Util::doPoolCounterWork( )../Searcher.php:1079
170.08906207408PoolCounterWork->execute( )../Util.php:133
180.08916231664PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
190.08916231848call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
200.08916231920CirrusSearch\Util::CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
210.08916233856PoolCounterWork->execute( )../Util.php:129
220.08916234504PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
230.08916234688call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
240.08916234808CirrusSearch\Searcher->CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
250.09116349080CirrusSearch\ElasticsearchIntermediary->failure( )../Searcher.php:1063
260.09136353016wfLogWarning( )../ElasticsearchIntermediary.php:98
270.09136353296MWDebug::warning( )../GlobalFunctions.php:1247
280.09136354600MWDebug::sendMessage( )../MWDebug.php:155
290.09136354992trigger_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
20.01043376416MediaWiki->run( )../index.php:46
30.01043377824MediaWiki->main( )../MediaWiki.php:424
40.09306278312OutputPage->output( )../MediaWiki.php:583
50.09326284768OutputPage->sendCacheControl( )../OutputPage.php:2218
60.09336286064WebResponse->header( )../OutputPage.php:2134
70.09336286208header ( )../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
20.01043376416MediaWiki->run( )../index.php:46
30.01043377824MediaWiki->main( )../MediaWiki.php:424
40.09306278312OutputPage->output( )../MediaWiki.php:583
50.09326284768OutputPage->sendCacheControl( )../OutputPage.php:2218
60.09406294112WebResponse->header( )../OutputPage.php:2171
70.09406294256header ( )../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
20.01043376416MediaWiki->run( )../index.php:46
30.01043377824MediaWiki->main( )../MediaWiki.php:424
40.09306278312OutputPage->output( )../MediaWiki.php:583
50.09326284768OutputPage->sendCacheControl( )../OutputPage.php:2218
60.09456294056WebResponse->header( )../OutputPage.php:2172
70.09456294200header ( )../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
20.01043376416MediaWiki->run( )../index.php:46
30.01043377824MediaWiki->main( )../MediaWiki.php:424
40.09306278312OutputPage->output( )../MediaWiki.php:583
50.09496294056WebResponse->header( )../OutputPage.php:2220
60.09496294200header ( )../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
20.01043376416MediaWiki->run( )../index.php:46
30.01043377824MediaWiki->main( )../MediaWiki.php:424
40.09306278312OutputPage->output( )../MediaWiki.php:583
50.09556294216WebResponse->header( )../OutputPage.php:2227
60.09556294360header ( )../WebResponse.php:37