( ! ) Warning: Search backend error during near_match search for '3.15.4.251' after 19. 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
10.0000233896{main}( )../index.php:0
20.01443376392MediaWiki->run( )../index.php:46
30.01443377800MediaWiki->main( )../MediaWiki.php:424
40.05223552080MediaWiki->performRequest( )../MediaWiki.php:573
50.17214379568SpecialPageFactory::executePath( )../MediaWiki.php:270
60.17254433440SpecialPage->run( )../SpecialPageFactory.php:581
70.17254433808SpecialSearch->execute( )../SpecialPage.php:383
80.50705795664SpecialSearch->goResult( )../SpecialSearch.php:117
90.54735801848SearchEngine::getNearMatch( )../SpecialSearch.php:188
100.54735802600SearchEngine::getNearMatchInternal( )../SearchEngine.php:139
110.56215817600Hooks::run( )../SearchEngine.php:231
120.56225819200call_user_func_array ( )../Hooks.php:209
130.56225819904CirrusSearch\Hooks::onSearchGetNearMatch( )../Hooks.php:209
140.56245893896CirrusSearch\Searcher->nearMatchTitleSearch( )../Hooks.php:408
150.56285939936CirrusSearch\Searcher->search( )../Searcher.php:268
160.56456174992CirrusSearch\Util::doPoolCounterWork( )../Searcher.php:1079
170.56466206576PoolCounterWork->execute( )../Util.php:133
180.56476230832PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
190.56476231016call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
200.56476231088CirrusSearch\Util::CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
210.56486233024PoolCounterWork->execute( )../Util.php:129
220.56486233672PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
230.56486233856call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
240.56486233976CirrusSearch\Searcher->CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
250.58376348240CirrusSearch\ElasticsearchIntermediary->failure( )../Searcher.php:1063
260.58386352168wfLogWarning( )../ElasticsearchIntermediary.php:98
270.58386352448MWDebug::warning( )../GlobalFunctions.php:1247
280.58396353736MWDebug::sendMessage( )../MWDebug.php:155
290.58396354128trigger_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
10.0000233896{main}( )../index.php:0
20.01443376392MediaWiki->run( )../index.php:46
30.01443377800MediaWiki->main( )../MediaWiki.php:424
40.59926277448OutputPage->output( )../MediaWiki.php:583
50.59946283896OutputPage->sendCacheControl( )../OutputPage.php:2218
60.59956285192WebResponse->header( )../OutputPage.php:2134
70.59956285336header ( )../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
10.0000233896{main}( )../index.php:0
20.01443376392MediaWiki->run( )../index.php:46
30.01443377800MediaWiki->main( )../MediaWiki.php:424
40.59926277448OutputPage->output( )../MediaWiki.php:583
50.59946283896OutputPage->sendCacheControl( )../OutputPage.php:2218
60.60016293224WebResponse->header( )../OutputPage.php:2171
70.60016293368header ( )../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
10.0000233896{main}( )../index.php:0
20.01443376392MediaWiki->run( )../index.php:46
30.01443377800MediaWiki->main( )../MediaWiki.php:424
40.59926277448OutputPage->output( )../MediaWiki.php:583
50.59946283896OutputPage->sendCacheControl( )../OutputPage.php:2218
60.60066293168WebResponse->header( )../OutputPage.php:2172
70.60066293312header ( )../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
10.0000233896{main}( )../index.php:0
20.01443376392MediaWiki->run( )../index.php:46
30.01443377800MediaWiki->main( )../MediaWiki.php:424
40.59926277448OutputPage->output( )../MediaWiki.php:583
50.60106293168WebResponse->header( )../OutputPage.php:2220
60.60106293312header ( )../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
10.0000233896{main}( )../index.php:0
20.01443376392MediaWiki->run( )../index.php:46
30.01443377800MediaWiki->main( )../MediaWiki.php:424
40.59926277448OutputPage->output( )../MediaWiki.php:583
50.60166293328WebResponse->header( )../OutputPage.php:2227
60.60166293472header ( )../WebResponse.php:37