( ! ) Warning: Search backend error during near_match search for '3.15.21.120' after 7. 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
10.0000233928{main}( )../index.php:0
20.02113376408MediaWiki->run( )../index.php:46
30.02113377816MediaWiki->main( )../MediaWiki.php:424
40.06133551968MediaWiki->performRequest( )../MediaWiki.php:573
50.10564379424SpecialPageFactory::executePath( )../MediaWiki.php:270
60.10614433312SpecialPage->run( )../SpecialPageFactory.php:581
70.10614433680SpecialSearch->execute( )../SpecialPage.php:383
80.21255796272SpecialSearch->goResult( )../SpecialSearch.php:117
90.21835802528SearchEngine::getNearMatch( )../SpecialSearch.php:188
100.21835803280SearchEngine::getNearMatchInternal( )../SearchEngine.php:139
110.22315818280Hooks::run( )../SearchEngine.php:231
120.22315819880call_user_func_array ( )../Hooks.php:209
130.22315820584CirrusSearch\Hooks::onSearchGetNearMatch( )../Hooks.php:209
140.22355894616CirrusSearch\Searcher->nearMatchTitleSearch( )../Hooks.php:408
150.22415940640CirrusSearch\Searcher->search( )../Searcher.php:268
160.22666175648CirrusSearch\Util::doPoolCounterWork( )../Searcher.php:1079
170.22696207232PoolCounterWork->execute( )../Util.php:133
180.22706231488PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
190.22706231672call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
200.22706231744CirrusSearch\Util::CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
210.22716233680PoolCounterWork->execute( )../Util.php:129
220.22716234328PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
230.22716234512call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
240.22716234632CirrusSearch\Searcher->CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
250.23386348896CirrusSearch\ElasticsearchIntermediary->failure( )../Searcher.php:1063
260.23406352824wfLogWarning( )../ElasticsearchIntermediary.php:98
270.23406353104MWDebug::warning( )../GlobalFunctions.php:1247
280.23416354392MWDebug::sendMessage( )../MWDebug.php:155
290.23416354784trigger_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
10.0000233928{main}( )../index.php:0
20.02113376408MediaWiki->run( )../index.php:46
30.02113377816MediaWiki->main( )../MediaWiki.php:424
40.23616278120OutputPage->output( )../MediaWiki.php:583
50.23636284568OutputPage->sendCacheControl( )../OutputPage.php:2218
60.23646285864WebResponse->header( )../OutputPage.php:2134
70.23646286008header ( )../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
10.0000233928{main}( )../index.php:0
20.02113376408MediaWiki->run( )../index.php:46
30.02113377816MediaWiki->main( )../MediaWiki.php:424
40.23616278120OutputPage->output( )../MediaWiki.php:583
50.23636284568OutputPage->sendCacheControl( )../OutputPage.php:2218
60.23716293896WebResponse->header( )../OutputPage.php:2171
70.23716294040header ( )../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
10.0000233928{main}( )../index.php:0
20.02113376408MediaWiki->run( )../index.php:46
30.02113377816MediaWiki->main( )../MediaWiki.php:424
40.23616278120OutputPage->output( )../MediaWiki.php:583
50.23636284568OutputPage->sendCacheControl( )../OutputPage.php:2218
60.23756293840WebResponse->header( )../OutputPage.php:2172
70.23756293984header ( )../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
10.0000233928{main}( )../index.php:0
20.02113376408MediaWiki->run( )../index.php:46
30.02113377816MediaWiki->main( )../MediaWiki.php:424
40.23616278120OutputPage->output( )../MediaWiki.php:583
50.23806293840WebResponse->header( )../OutputPage.php:2220
60.23806293984header ( )../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
10.0000233928{main}( )../index.php:0
20.02113376408MediaWiki->run( )../index.php:46
30.02113377816MediaWiki->main( )../MediaWiki.php:424
40.23616278120OutputPage->output( )../MediaWiki.php:583
50.23876294000WebResponse->header( )../OutputPage.php:2227
60.23876294144header ( )../WebResponse.php:37