( ! ) Warning: Search backend error during near_match search for '3.15.4.135' 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
10.0000233896{main}( )../index.php:0
20.01383376392MediaWiki->run( )../index.php:46
30.01393377800MediaWiki->main( )../MediaWiki.php:424
40.05473552080MediaWiki->performRequest( )../MediaWiki.php:573
50.11964379568SpecialPageFactory::executePath( )../MediaWiki.php:270
60.12004433440SpecialPage->run( )../SpecialPageFactory.php:581
70.12004433808SpecialSearch->execute( )../SpecialPage.php:383
80.21185795664SpecialSearch->goResult( )../SpecialSearch.php:117
90.21715801848SearchEngine::getNearMatch( )../SpecialSearch.php:188
100.21715802600SearchEngine::getNearMatchInternal( )../SearchEngine.php:139
110.21955817600Hooks::run( )../SearchEngine.php:231
120.21965819200call_user_func_array ( )../Hooks.php:209
130.21965819904CirrusSearch\Hooks::onSearchGetNearMatch( )../Hooks.php:209
140.21995893896CirrusSearch\Searcher->nearMatchTitleSearch( )../Hooks.php:408
150.22055939936CirrusSearch\Searcher->search( )../Searcher.php:268
160.22366174992CirrusSearch\Util::doPoolCounterWork( )../Searcher.php:1079
170.22396206576PoolCounterWork->execute( )../Util.php:133
180.22416230832PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
190.22416231016call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
200.22416231088CirrusSearch\Util::CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
210.22416233024PoolCounterWork->execute( )../Util.php:129
220.22416233672PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
230.22416233856call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
240.22416233976CirrusSearch\Searcher->CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
250.24566348224CirrusSearch\ElasticsearchIntermediary->failure( )../Searcher.php:1063
260.24586352152wfLogWarning( )../ElasticsearchIntermediary.php:98
270.24586352432MWDebug::warning( )../GlobalFunctions.php:1247
280.24596353720MWDebug::sendMessage( )../MWDebug.php:155
290.24596354112trigger_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
20.01383376392MediaWiki->run( )../index.php:46
30.01393377800MediaWiki->main( )../MediaWiki.php:424
40.24836277448OutputPage->output( )../MediaWiki.php:583
50.24866283896OutputPage->sendCacheControl( )../OutputPage.php:2218
60.24876285192WebResponse->header( )../OutputPage.php:2134
70.24876285336header ( )../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
20.01383376392MediaWiki->run( )../index.php:46
30.01393377800MediaWiki->main( )../MediaWiki.php:424
40.24836277448OutputPage->output( )../MediaWiki.php:583
50.24866283896OutputPage->sendCacheControl( )../OutputPage.php:2218
60.24936293224WebResponse->header( )../OutputPage.php:2171
70.24936293368header ( )../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
20.01383376392MediaWiki->run( )../index.php:46
30.01393377800MediaWiki->main( )../MediaWiki.php:424
40.24836277448OutputPage->output( )../MediaWiki.php:583
50.24866283896OutputPage->sendCacheControl( )../OutputPage.php:2218
60.24986293168WebResponse->header( )../OutputPage.php:2172
70.24986293312header ( )../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
20.01383376392MediaWiki->run( )../index.php:46
30.01393377800MediaWiki->main( )../MediaWiki.php:424
40.24836277448OutputPage->output( )../MediaWiki.php:583
50.25036293168WebResponse->header( )../OutputPage.php:2220
60.25036293312header ( )../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
20.01383376392MediaWiki->run( )../index.php:46
30.01393377800MediaWiki->main( )../MediaWiki.php:424
40.24836277448OutputPage->output( )../MediaWiki.php:583
50.25096293328WebResponse->header( )../OutputPage.php:2227
60.25096293472header ( )../WebResponse.php:37