( ! ) Warning: Search backend error during near_match search for '18.220.198.4' 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
10.0000233960{main}( )../index.php:0
20.00853376416MediaWiki->run( )../index.php:46
30.00853377824MediaWiki->main( )../MediaWiki.php:424
40.01633551992MediaWiki->performRequest( )../MediaWiki.php:573
50.03334379496SpecialPageFactory::executePath( )../MediaWiki.php:270
60.03384433376SpecialPage->run( )../SpecialPageFactory.php:581
70.03384433744SpecialSearch->execute( )../SpecialPage.php:383
80.07525795832SpecialSearch->goResult( )../SpecialSearch.php:117
90.08035802088SearchEngine::getNearMatch( )../SpecialSearch.php:188
100.08045802840SearchEngine::getNearMatchInternal( )../SearchEngine.php:139
110.08285817840Hooks::run( )../SearchEngine.php:231
120.08285819440call_user_func_array ( )../Hooks.php:209
130.08295820144CirrusSearch\Hooks::onSearchGetNearMatch( )../Hooks.php:209
140.08335894168CirrusSearch\Searcher->nearMatchTitleSearch( )../Hooks.php:408
150.08395940216CirrusSearch\Searcher->search( )../Searcher.php:268
160.08636175272CirrusSearch\Util::doPoolCounterWork( )../Searcher.php:1079
170.08656206856PoolCounterWork->execute( )../Util.php:133
180.08666231112PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
190.08666231296call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
200.08666231368CirrusSearch\Util::CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
210.08666233304PoolCounterWork->execute( )../Util.php:129
220.08676233952PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
230.08676234136call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
240.08676234256CirrusSearch\Searcher->CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
250.09276348504CirrusSearch\ElasticsearchIntermediary->failure( )../Searcher.php:1063
260.09296352440wfLogWarning( )../ElasticsearchIntermediary.php:98
270.09296352720MWDebug::warning( )../GlobalFunctions.php:1247
280.09296354024MWDebug::sendMessage( )../MWDebug.php:155
290.09296354416trigger_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
20.00853376416MediaWiki->run( )../index.php:46
30.00853377824MediaWiki->main( )../MediaWiki.php:424
40.09466277736OutputPage->output( )../MediaWiki.php:583
50.09486284192OutputPage->sendCacheControl( )../OutputPage.php:2218
60.09486285488WebResponse->header( )../OutputPage.php:2134
70.09496285632header ( )../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
20.00853376416MediaWiki->run( )../index.php:46
30.00853377824MediaWiki->main( )../MediaWiki.php:424
40.09466277736OutputPage->output( )../MediaWiki.php:583
50.09486284192OutputPage->sendCacheControl( )../OutputPage.php:2218
60.09546293520WebResponse->header( )../OutputPage.php:2171
70.09546293664header ( )../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
20.00853376416MediaWiki->run( )../index.php:46
30.00853377824MediaWiki->main( )../MediaWiki.php:424
40.09466277736OutputPage->output( )../MediaWiki.php:583
50.09486284192OutputPage->sendCacheControl( )../OutputPage.php:2218
60.09596293464WebResponse->header( )../OutputPage.php:2172
70.09596293608header ( )../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
20.00853376416MediaWiki->run( )../index.php:46
30.00853377824MediaWiki->main( )../MediaWiki.php:424
40.09466277736OutputPage->output( )../MediaWiki.php:583
50.09646293464WebResponse->header( )../OutputPage.php:2220
60.09646293608header ( )../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
20.00853376416MediaWiki->run( )../index.php:46
30.00853377824MediaWiki->main( )../MediaWiki.php:424
40.09466277736OutputPage->output( )../MediaWiki.php:583
50.09696293624WebResponse->header( )../OutputPage.php:2227
60.09696293768header ( )../WebResponse.php:37