( ! ) Warning: Search backend error during near_match search for '3.15.5.186' 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
10.0000233896{main}( )../index.php:0
20.02143376392MediaWiki->run( )../index.php:46
30.02143377800MediaWiki->main( )../MediaWiki.php:424
40.05243552080MediaWiki->performRequest( )../MediaWiki.php:573
50.11714379568SpecialPageFactory::executePath( )../MediaWiki.php:270
60.11754433440SpecialPage->run( )../SpecialPageFactory.php:581
70.11754433808SpecialSearch->execute( )../SpecialPage.php:383
80.29815795664SpecialSearch->goResult( )../SpecialSearch.php:117
90.31845801848SearchEngine::getNearMatch( )../SpecialSearch.php:188
100.31845802600SearchEngine::getNearMatchInternal( )../SearchEngine.php:139
110.32405817600Hooks::run( )../SearchEngine.php:231
120.32415819200call_user_func_array ( )../Hooks.php:209
130.32415819904CirrusSearch\Hooks::onSearchGetNearMatch( )../Hooks.php:209
140.32455893896CirrusSearch\Searcher->nearMatchTitleSearch( )../Hooks.php:408
150.32525939936CirrusSearch\Searcher->search( )../Searcher.php:268
160.34536174992CirrusSearch\Util::doPoolCounterWork( )../Searcher.php:1079
170.34566206576PoolCounterWork->execute( )../Util.php:133
180.34576230832PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
190.34576231016call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
200.34576231088CirrusSearch\Util::CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
210.34576233024PoolCounterWork->execute( )../Util.php:129
220.34576233672PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
230.34576233856call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
240.34586233976CirrusSearch\Searcher->CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
250.36216348224CirrusSearch\ElasticsearchIntermediary->failure( )../Searcher.php:1063
260.36236352152wfLogWarning( )../ElasticsearchIntermediary.php:98
270.36236352432MWDebug::warning( )../GlobalFunctions.php:1247
280.36246353720MWDebug::sendMessage( )../MWDebug.php:155
290.36246354112trigger_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
20.02143376392MediaWiki->run( )../index.php:46
30.02143377800MediaWiki->main( )../MediaWiki.php:424
40.36426277448OutputPage->output( )../MediaWiki.php:583
50.36446283896OutputPage->sendCacheControl( )../OutputPage.php:2218
60.36456285192WebResponse->header( )../OutputPage.php:2134
70.36466285336header ( )../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
20.02143376392MediaWiki->run( )../index.php:46
30.02143377800MediaWiki->main( )../MediaWiki.php:424
40.36426277448OutputPage->output( )../MediaWiki.php:583
50.36446283896OutputPage->sendCacheControl( )../OutputPage.php:2218
60.36616293224WebResponse->header( )../OutputPage.php:2171
70.36616293368header ( )../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
20.02143376392MediaWiki->run( )../index.php:46
30.02143377800MediaWiki->main( )../MediaWiki.php:424
40.36426277448OutputPage->output( )../MediaWiki.php:583
50.36446283896OutputPage->sendCacheControl( )../OutputPage.php:2218
60.36666293168WebResponse->header( )../OutputPage.php:2172
70.36666293312header ( )../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
20.02143376392MediaWiki->run( )../index.php:46
30.02143377800MediaWiki->main( )../MediaWiki.php:424
40.36426277448OutputPage->output( )../MediaWiki.php:583
50.38006293168WebResponse->header( )../OutputPage.php:2220
60.38006293312header ( )../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
20.02143376392MediaWiki->run( )../index.php:46
30.02143377800MediaWiki->main( )../MediaWiki.php:424
40.36426277448OutputPage->output( )../MediaWiki.php:583
50.38246293328WebResponse->header( )../OutputPage.php:2227
60.38246293472header ( )../WebResponse.php:37