( ! ) Warning: Search backend error during near_match search for '18.221.52.77' 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
10.0001235248{main}( )../index.php:0
20.01003377864MediaWiki->run( )../index.php:46
30.01003379272MediaWiki->main( )../MediaWiki.php:424
40.01813553464MediaWiki->performRequest( )../MediaWiki.php:573
50.03224380984SpecialPageFactory::executePath( )../MediaWiki.php:270
60.03254434856SpecialPage->run( )../SpecialPageFactory.php:581
70.03254435224SpecialSearch->execute( )../SpecialPage.php:383
80.07415798208SpecialSearch->goResult( )../SpecialSearch.php:117
90.07945804416SearchEngine::getNearMatch( )../SpecialSearch.php:188
100.07945805168SearchEngine::getNearMatchInternal( )../SearchEngine.php:139
110.08155820168Hooks::run( )../SearchEngine.php:231
120.08155821768call_user_func_array ( )../Hooks.php:209
130.08155822472CirrusSearch\Hooks::onSearchGetNearMatch( )../Hooks.php:209
140.08195896504CirrusSearch\Searcher->nearMatchTitleSearch( )../Hooks.php:408
150.08255942528CirrusSearch\Searcher->search( )../Searcher.php:268
160.08496177584CirrusSearch\Util::doPoolCounterWork( )../Searcher.php:1079
170.08526209176PoolCounterWork->execute( )../Util.php:133
180.08536233432PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
190.08536233616call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
200.08536233688CirrusSearch\Util::CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
210.08536235624PoolCounterWork->execute( )../Util.php:129
220.08546236272PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
230.08546236456call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
240.08546236576CirrusSearch\Searcher->CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
250.08726350824CirrusSearch\ElasticsearchIntermediary->failure( )../Searcher.php:1063
260.08736354760wfLogWarning( )../ElasticsearchIntermediary.php:98
270.08736355040MWDebug::warning( )../GlobalFunctions.php:1247
280.08756356344MWDebug::sendMessage( )../MWDebug.php:155
290.08756356736trigger_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
10.0001235248{main}( )../index.php:0
20.01003377864MediaWiki->run( )../index.php:46
30.01003379272MediaWiki->main( )../MediaWiki.php:424
40.08926280056OutputPage->output( )../MediaWiki.php:583
50.08946286512OutputPage->sendCacheControl( )../OutputPage.php:2218
60.08956287808WebResponse->header( )../OutputPage.php:2134
70.08956287952header ( )../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
10.0001235248{main}( )../index.php:0
20.01003377864MediaWiki->run( )../index.php:46
30.01003379272MediaWiki->main( )../MediaWiki.php:424
40.08926280056OutputPage->output( )../MediaWiki.php:583
50.08946286512OutputPage->sendCacheControl( )../OutputPage.php:2218
60.09016295840WebResponse->header( )../OutputPage.php:2171
70.09016295984header ( )../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
10.0001235248{main}( )../index.php:0
20.01003377864MediaWiki->run( )../index.php:46
30.01003379272MediaWiki->main( )../MediaWiki.php:424
40.08926280056OutputPage->output( )../MediaWiki.php:583
50.08946286512OutputPage->sendCacheControl( )../OutputPage.php:2218
60.09066295784WebResponse->header( )../OutputPage.php:2172
70.09066295928header ( )../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
10.0001235248{main}( )../index.php:0
20.01003377864MediaWiki->run( )../index.php:46
30.01003379272MediaWiki->main( )../MediaWiki.php:424
40.08926280056OutputPage->output( )../MediaWiki.php:583
50.09116295784WebResponse->header( )../OutputPage.php:2220
60.09116295928header ( )../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
10.0001235248{main}( )../index.php:0
20.01003377864MediaWiki->run( )../index.php:46
30.01003379272MediaWiki->main( )../MediaWiki.php:424
40.08926280056OutputPage->output( )../MediaWiki.php:583
50.09186295944WebResponse->header( )../OutputPage.php:2227
60.09186296088header ( )../WebResponse.php:37