( ! ) Warning: Search backend error during near_match search for '18.116.21.0' after 6. 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
20.00903376408MediaWiki->run( )../index.php:46
30.00903377816MediaWiki->main( )../MediaWiki.php:424
40.01853551968MediaWiki->performRequest( )../MediaWiki.php:573
50.03264379424SpecialPageFactory::executePath( )../MediaWiki.php:270
60.03304433312SpecialPage->run( )../SpecialPageFactory.php:581
70.03304433680SpecialSearch->execute( )../SpecialPage.php:383
80.07405796272SpecialSearch->goResult( )../SpecialSearch.php:117
90.07925802528SearchEngine::getNearMatch( )../SpecialSearch.php:188
100.07925803280SearchEngine::getNearMatchInternal( )../SearchEngine.php:139
110.08145818280Hooks::run( )../SearchEngine.php:231
120.08145819880call_user_func_array ( )../Hooks.php:209
130.08145820584CirrusSearch\Hooks::onSearchGetNearMatch( )../Hooks.php:209
140.08175894616CirrusSearch\Searcher->nearMatchTitleSearch( )../Hooks.php:408
150.08215940640CirrusSearch\Searcher->search( )../Searcher.php:268
160.08396175696CirrusSearch\Util::doPoolCounterWork( )../Searcher.php:1079
170.08416207280PoolCounterWork->execute( )../Util.php:133
180.08426231536PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
190.08426231720call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
200.08426231792CirrusSearch\Util::CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
210.08436233728PoolCounterWork->execute( )../Util.php:129
220.08436234376PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
230.08436234560call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
240.08436234680CirrusSearch\Searcher->CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
250.09076348944CirrusSearch\ElasticsearchIntermediary->failure( )../Searcher.php:1063
260.09086352872wfLogWarning( )../ElasticsearchIntermediary.php:98
270.09086353152MWDebug::warning( )../GlobalFunctions.php:1247
280.09096354440MWDebug::sendMessage( )../MWDebug.php:155
290.09096354832trigger_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
20.00903376408MediaWiki->run( )../index.php:46
30.00903377816MediaWiki->main( )../MediaWiki.php:424
40.09286278152OutputPage->output( )../MediaWiki.php:583
50.09306284600OutputPage->sendCacheControl( )../OutputPage.php:2218
60.09316285896WebResponse->header( )../OutputPage.php:2134
70.09316286040header ( )../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
20.00903376408MediaWiki->run( )../index.php:46
30.00903377816MediaWiki->main( )../MediaWiki.php:424
40.09286278152OutputPage->output( )../MediaWiki.php:583
50.09306284600OutputPage->sendCacheControl( )../OutputPage.php:2218
60.09386293928WebResponse->header( )../OutputPage.php:2171
70.09386294072header ( )../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
20.00903376408MediaWiki->run( )../index.php:46
30.00903377816MediaWiki->main( )../MediaWiki.php:424
40.09286278152OutputPage->output( )../MediaWiki.php:583
50.09306284600OutputPage->sendCacheControl( )../OutputPage.php:2218
60.09426293872WebResponse->header( )../OutputPage.php:2172
70.09426294016header ( )../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
20.00903376408MediaWiki->run( )../index.php:46
30.00903377816MediaWiki->main( )../MediaWiki.php:424
40.09286278152OutputPage->output( )../MediaWiki.php:583
50.09486293872WebResponse->header( )../OutputPage.php:2220
60.09486294016header ( )../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
20.00903376408MediaWiki->run( )../index.php:46
30.00903377816MediaWiki->main( )../MediaWiki.php:424
40.09286278152OutputPage->output( )../MediaWiki.php:583
50.09546294032WebResponse->header( )../OutputPage.php:2227
60.09546294176header ( )../WebResponse.php:37