exception 'ndr_CurlException' with message 'Error communicating with NDR in call using url 'http://ndrtest.nsdl.org/api/find': Curl error 6: Couldn't resolve host 'ndrtest.nsdl.org': Couldn't resolve host 'ndrtest.nsdl.org'' in /var/www/html/mediawiki-compadre/wiki/extensions/nsdl/ndr/NdrAuthConnection.php:96
Stack trace:
#0 /var/www/html/mediawiki-compadre/wiki/extensions/nsdl/ndr/NdrApi.php(446): ndr_NdrAuthConnection->post('http://ndrtest....', Array)
#1 /var/www/html/mediawiki-compadre/wiki/extensions/nsdl/ndr/NdrApi.php(352): ndr_NdrApi->make_ndr_request('find', Array)
#2 /var/www/html/mediawiki-compadre/wiki/extensions/nsdl/ndr/NdrApi.php(318): ndr_NdrApi->find('??<inputXML xml...')
#3 /var/www/html/mediawiki-compadre/wiki/extensions/nsdl/ndr/NdrApi.php(301): ndr_NdrApi->find_from_template('??<inputXML xml...', Array)
#4 /var/www/html/mediawiki-compadre/wiki/extensions/NSDLSlugExtension.php(91): ndr_NdrApi->find_resource('http://modeling...')
#5 [internal function]: NSDLLinkFilter::replaceLinks(Array)
#6 /var/www/html/mediawiki-compadre/wiki/extensions/NSDLSlugExtension.php(83): preg_replace_callback('~<a[^>]*href=['...', Array, '<table border="...')
#7 /var/www/html/mediawiki-compadre/wiki/extensions/NSDLSlugExtension.php(56): NSDLLinkFilter::filterHTML('<table border="...')
#8 [internal function]: filterSlugs(Object(OutputPage), '<table border="...')
#9 /var/www/html/mediawiki-compadre/wiki/includes/Hooks.php(113): call_user_func_array('filterSlugs', Array)
#10 /var/www/html/mediawiki-compadre/wiki/includes/OutputPage.php(384): wfRunHooks('OutputPageBefor...', Array)
#11 /var/www/html/mediawiki-compadre/wiki/includes/Article.php(2958): OutputPage->addParserOutput(Object(ParserOutput))
#12 /var/www/html/mediawiki-compadre/wiki/includes/Article.php(796): Article->outputWikiText('{|border="1" ce...')
#13 /var/www/html/mediawiki-compadre/wiki/includes/Wiki.php(378): Article->view()
#14 /var/www/html/mediawiki-compadre/wiki/includes/Wiki.php(48): MediaWiki->performAction(Object(OutputPage), Object(Article), Object(Title), Object(User), Object(WebRequest))
#15 /var/www/html/mediawiki-compadre/wiki/index.php(88): MediaWiki->initialize(Object(Title), Object(OutputPage), Object(User), Object(WebRequest))
#16 {main}