( ! ) Warning: Search backend error during near_match search for '18.227.21.169' 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
10.0000233960{main}( )../index.php:0
20.00913376416MediaWiki->run( )../index.php:46
30.00913377824MediaWiki->main( )../MediaWiki.php:424
40.01833551992MediaWiki->performRequest( )../MediaWiki.php:573
50.03264379472SpecialPageFactory::executePath( )../MediaWiki.php:270
60.03304433368SpecialPage->run( )../SpecialPageFactory.php:581
70.03304433736SpecialSearch->execute( )../SpecialPage.php:383
80.09055795952SpecialSearch->goResult( )../SpecialSearch.php:117
90.09715802184SearchEngine::getNearMatch( )../SpecialSearch.php:188
100.09715802936SearchEngine::getNearMatchInternal( )../SearchEngine.php:139
110.09945817936Hooks::run( )../SearchEngine.php:231
120.09945819536call_user_func_array ( )../Hooks.php:209
130.09945820240CirrusSearch\Hooks::onSearchGetNearMatch( )../Hooks.php:209
140.09965894272CirrusSearch\Searcher->nearMatchTitleSearch( )../Hooks.php:408
150.10005940296CirrusSearch\Searcher->search( )../Searcher.php:268
160.10186175352CirrusSearch\Util::doPoolCounterWork( )../Searcher.php:1079
170.10206206936PoolCounterWork->execute( )../Util.php:133
180.10216231192PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
190.10216231376call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
200.10216231448CirrusSearch\Util::CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
210.10226233384PoolCounterWork->execute( )../Util.php:129
220.10226234032PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
230.10226234216call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
240.10226234336CirrusSearch\Searcher->CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
250.10396348608CirrusSearch\ElasticsearchIntermediary->failure( )../Searcher.php:1063
260.10406352544wfLogWarning( )../ElasticsearchIntermediary.php:98
270.10406352824MWDebug::warning( )../GlobalFunctions.php:1247
280.10416354128MWDebug::sendMessage( )../MWDebug.php:155
290.10416354520trigger_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
10.0000233960{main}( )../index.php:0
20.00913376416MediaWiki->run( )../index.php:46
30.00913377824MediaWiki->main( )../MediaWiki.php:424
40.10616277824OutputPage->output( )../MediaWiki.php:583
50.10636284280OutputPage->sendCacheControl( )../OutputPage.php:2218
60.10646285576WebResponse->header( )../OutputPage.php:2134
70.10646285720header ( )../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
10.0000233960{main}( )../index.php:0
20.00913376416MediaWiki->run( )../index.php:46
30.00913377824MediaWiki->main( )../MediaWiki.php:424
40.10616277824OutputPage->output( )../MediaWiki.php:583
50.10636284280OutputPage->sendCacheControl( )../OutputPage.php:2218
60.10716293624WebResponse->header( )../OutputPage.php:2171
70.10716293768header ( )../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
10.0000233960{main}( )../index.php:0
20.00913376416MediaWiki->run( )../index.php:46
30.00913377824MediaWiki->main( )../MediaWiki.php:424
40.10616277824OutputPage->output( )../MediaWiki.php:583
50.10636284280OutputPage->sendCacheControl( )../OutputPage.php:2218
60.10766293568WebResponse->header( )../OutputPage.php:2172
70.10766293712header ( )../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
10.0000233960{main}( )../index.php:0
20.00913376416MediaWiki->run( )../index.php:46
30.00913377824MediaWiki->main( )../MediaWiki.php:424
40.10616277824OutputPage->output( )../MediaWiki.php:583
50.10806293568WebResponse->header( )../OutputPage.php:2220
60.10806293712header ( )../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
10.0000233960{main}( )../index.php:0
20.00913376416MediaWiki->run( )../index.php:46
30.00913377824MediaWiki->main( )../MediaWiki.php:424
40.10616277824OutputPage->output( )../MediaWiki.php:583
50.10926293728WebResponse->header( )../OutputPage.php:2227
60.10926293872header ( )../WebResponse.php:37