( ! ) Warning: Search backend error during near_match search for '3.15.4.45' 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
10.0000233880{main}( )../index.php:0
20.00943375752MediaWiki->run( )../index.php:46
30.00943377160MediaWiki->main( )../MediaWiki.php:424
40.01723551200MediaWiki->performRequest( )../MediaWiki.php:573
50.03174378680SpecialPageFactory::executePath( )../MediaWiki.php:270
60.03214432552SpecialPage->run( )../SpecialPageFactory.php:581
70.03214432920SpecialSearch->execute( )../SpecialPage.php:383
80.07525794624SpecialSearch->goResult( )../SpecialSearch.php:117
90.08075800880SearchEngine::getNearMatch( )../SpecialSearch.php:188
100.08075801632SearchEngine::getNearMatchInternal( )../SearchEngine.php:139
110.08315816632Hooks::run( )../SearchEngine.php:231
120.08315818232call_user_func_array ( )../Hooks.php:209
130.08315818936CirrusSearch\Hooks::onSearchGetNearMatch( )../Hooks.php:209
140.08365892944CirrusSearch\Searcher->nearMatchTitleSearch( )../Hooks.php:408
150.08435938968CirrusSearch\Searcher->search( )../Searcher.php:268
160.08696174072CirrusSearch\Util::doPoolCounterWork( )../Searcher.php:1079
170.08726206856PoolCounterWork->execute( )../Util.php:133
180.08736231600PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
190.08736231784call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
200.08736231856CirrusSearch\Util::CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
210.08736233824PoolCounterWork->execute( )../Util.php:129
220.08746234472PoolCounterWorkViaCallback->doWork( )../PoolCounterWork.php:123
230.08746234656call_user_func_array ( )../PoolCounterWorkViaCallback.php:69
240.08746234776CirrusSearch\Searcher->CirrusSearch\{closure}( )../PoolCounterWorkViaCallback.php:69
250.09356349040CirrusSearch\ElasticsearchIntermediary->failure( )../Searcher.php:1063
260.09376352992wfLogWarning( )../ElasticsearchIntermediary.php:98
270.09376353272MWDebug::warning( )../GlobalFunctions.php:1247
280.09386354560MWDebug::sendMessage( )../MWDebug.php:155
290.09386354952trigger_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
10.0000233880{main}( )../index.php:0
20.00943375752MediaWiki->run( )../index.php:46
30.00943377160MediaWiki->main( )../MediaWiki.php:424
40.09556278192OutputPage->output( )../MediaWiki.php:583
50.09576284640OutputPage->sendCacheControl( )../OutputPage.php:2218
60.09586285936WebResponse->header( )../OutputPage.php:2134
70.09596286080header ( )../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
10.0000233880{main}( )../index.php:0
20.00943375752MediaWiki->run( )../index.php:46
30.00943377160MediaWiki->main( )../MediaWiki.php:424
40.09556278192OutputPage->output( )../MediaWiki.php:583
50.09576284640OutputPage->sendCacheControl( )../OutputPage.php:2218
60.09656293968WebResponse->header( )../OutputPage.php:2171
70.09656294112header ( )../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
10.0000233880{main}( )../index.php:0
20.00943375752MediaWiki->run( )../index.php:46
30.00943377160MediaWiki->main( )../MediaWiki.php:424
40.09556278192OutputPage->output( )../MediaWiki.php:583
50.09576284640OutputPage->sendCacheControl( )../OutputPage.php:2218
60.09706293912WebResponse->header( )../OutputPage.php:2172
70.09706294056header ( )../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
10.0000233880{main}( )../index.php:0
20.00943375752MediaWiki->run( )../index.php:46
30.00943377160MediaWiki->main( )../MediaWiki.php:424
40.09556278192OutputPage->output( )../MediaWiki.php:583
50.09756293912WebResponse->header( )../OutputPage.php:2220
60.09756294056header ( )../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
10.0000233880{main}( )../index.php:0
20.00943375752MediaWiki->run( )../index.php:46
30.00943377160MediaWiki->main( )../MediaWiki.php:424
40.09556278192OutputPage->output( )../MediaWiki.php:583
50.09816294064WebResponse->header( )../OutputPage.php:2227
60.09816294208header ( )../WebResponse.php:37