{"action":"created","issue":{"url":"https://api.github.com/repos/openlink/virtuoso-opensource/issues/752","repository_url":"https://api.github.com/repos/openlink/virtuoso-opensource","labels_url":"https://api.github.com/repos/openlink/virtuoso-opensource/issues/752/labels{/name}","comments_url":"https://api.github.com/repos/openlink/virtuoso-opensource/issues/752/comments","events_url":"https://api.github.com/repos/openlink/virtuoso-opensource/issues/752/events","html_url":"https://github.com/openlink/virtuoso-opensource/issues/752","id":335200800,"node_id":"MDU6SXNzdWUzMzUyMDA4MDA=","number":752,"title":"Virtuoso RDFZZ Error DB.DBA.SPARQL_REXEC","user":{"login":"Rshr","id":10689920,"node_id":"MDQ6VXNlcjEwNjg5OTIw","avatar_url":"https://avatars3.githubusercontent.com/u/10689920?v=4","gravatar_id":"","url":"https://api.github.com/users/Rshr","html_url":"https://github.com/Rshr","followers_url":"https://api.github.com/users/Rshr/followers","following_url":"https://api.github.com/users/Rshr/following{/other_user}","gists_url":"https://api.github.com/users/Rshr/gists{/gist_id}","starred_url":"https://api.github.com/users/Rshr/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Rshr/subscriptions","organizations_url":"https://api.github.com/users/Rshr/orgs","repos_url":"https://api.github.com/users/Rshr/repos","events_url":"https://api.github.com/users/Rshr/events{/privacy}","received_events_url":"https://api.github.com/users/Rshr/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":12,"created_at":"2018-06-24T18:24:41Z","updated_at":"2018-06-27T15:14:14Z","closed_at":null,"author_association":"NONE","body":"I get the following response whenever I try to run a federated query from my sparql endpoint.\r\n\r\n>`Virtuoso RDFZZ Error DB.DBA.SPARQL_REXEC('http://data.15926.org/rdl', ...) returned Content-Type 'text/html' status 'HTTP/1.1 200 OK'`\r\n\r\nthe response and the value I am querying is returned but in a format I am not expecting. I am running VOS version 07.20.3217"},"comment":{"url":"https://api.github.com/repos/openlink/virtuoso-opensource/issues/comments/400711035","html_url":"https://github.com/openlink/virtuoso-opensource/issues/752#issuecomment-400711035","issue_url":"https://api.github.com/repos/openlink/virtuoso-opensource/issues/752","id":400711035,"node_id":"MDEyOklzc3VlQ29tbWVudDQwMDcxMTAzNQ==","user":{"login":"TallTed","id":2559602,"node_id":"MDQ6VXNlcjI1NTk2MDI=","avatar_url":"https://avatars0.githubusercontent.com/u/2559602?v=4","gravatar_id":"","url":"https://api.github.com/users/TallTed","html_url":"https://github.com/TallTed","followers_url":"https://api.github.com/users/TallTed/followers","following_url":"https://api.github.com/users/TallTed/following{/other_user}","gists_url":"https://api.github.com/users/TallTed/gists{/gist_id}","starred_url":"https://api.github.com/users/TallTed/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/TallTed/subscriptions","organizations_url":"https://api.github.com/users/TallTed/orgs","repos_url":"https://api.github.com/users/TallTed/repos","events_url":"https://api.github.com/users/TallTed/events{/privacy}","received_events_url":"https://api.github.com/users/TallTed/received_events","type":"User","site_admin":false},"created_at":"2018-06-27T15:14:14Z","updated_at":"2018-06-27T15:14:14Z","author_association":"COLLABORATOR","body":"I ran [your latest query against your endpoint](http://18.216.183.78:8890/sparql?default-graph-uri=&qtxt=SELECT+*%0D%0A++%7B%0D%0A++++SERVICE+%3Chttp%3A%2F%2Fdbpedia.org%2Fsparql%3E%0D%0A++++++%7B+SELECT+%3Fmovie+%3Ftitle+%0D%0A++++++++WHERE+%7B%0D%0A++++++++++++++++%3Fmovie+rdfs%3Alabel+%3Ftitle+.%0D%0A++++++++++++++++FILTER+LANGMATCHES%28LANG%28%3Ftitle%29%2C+%22EN%22%29%0D%0A++++++++++++++%7D%0D%0A++++++%7D%0D%0A++%7D%0D%0A&should-sponge=&format=text%2Fhtml&timeout=0&run=+Run+Query+) and got [zero solutions](http://18.216.183.78:8890/sparql?default-graph-uri=&query=SELECT+*%0D%0A++%7B%0D%0A++++SERVICE+%3Chttp%3A%2F%2Fdbpedia.org%2Fsparql%3E%0D%0A++++++%7B+SELECT+%3Fmovie+%3Ftitle+%0D%0A++++++++WHERE+%7B%0D%0A++++++++++++++++%3Fmovie+rdfs%3Alabel+%3Ftitle+.%0D%0A++++++++++++++++FILTER+LANGMATCHES%28LANG%28%3Ftitle%29%2C+%22EN%22%29%0D%0A++++++++++++++%7D%0D%0A++++++%7D%0D%0A++%7D%0D%0A&should-sponge=&format=text%2Fhtml&timeout=0&run=+Run+Query+), while the DBpedia endpoint [gives many solutions](http://dbpedia.org/sparql?default-graph-uri=&query=SELECT+%3Fmovie+%3Ftitle+%0D%0A++++++++WHERE+%7B%0D%0A++++++++++++++++%3Fmovie+rdfs%3Alabel+%3Ftitle+.%0D%0A++++++++++++++++FILTER+LANGMATCHES%28LANG%28%3Ftitle%29%2C+%22EN%22%29%0D%0A++++++++++++++%7D%0D%0A&format=text%2Fhtml&CXML_redir_for_subjs=121&CXML_redir_for_hrefs=&timeout=30000&debug=on&run=+Run+Query+) (most of which aren't movies, because of course, many things have an `rdfs:label` langtagged as English).  Your single-row solution set also doesn't demonstrate success, as you should have received many more rows, as [I did here](http://linkeddata.uriburner.com/sparql?default-graph-uri=&query=SELECT+*%0D%0A++%7B%0D%0A++++SERVICE+%3Chttp%3A%2F%2Fdbpedia.org%2Fsparql%3E%0D%0A++++++%7B+SELECT+%3Fmovie+%3Ftitle+%0D%0A++++++++WHERE+%7B%0D%0A++++++++++++++++%3Fmovie+rdfs%3Alabel+%3Ftitle+.%0D%0A++++++++++++++++FILTER+LANGMATCHES%28LANG%28%3Ftitle%29%2C+%22EN%22%29%0D%0A++++++++++++++%7D%0D%0A++++++%7D%0D%0A++%7D%0D%0A&should-sponge=&format=text%2Fhtml&CXML_redir_for_subjs=121&CXML_redir_for_hrefs=&timeout=30000000) (also see the [query form](http://linkeddata.uriburner.com/sparql?default-graph-uri=&qtxt=SELECT+*%0D%0A++%7B%0D%0A++++SERVICE+%3Chttp%3A%2F%2Fdbpedia.org%2Fsparql%3E%0D%0A++++++%7B+SELECT+%3Fmovie+%3Ftitle+%0D%0A++++++++WHERE+%7B%0D%0A++++++++++++++++%3Fmovie+rdfs%3Alabel+%3Ftitle+.%0D%0A++++++++++++++++FILTER+LANGMATCHES%28LANG%28%3Ftitle%29%2C+%22EN%22%29%0D%0A++++++++++++++%7D%0D%0A++++++%7D%0D%0A++%7D%0D%0A&should-sponge=&format=text%2Fhtml&CXML_redir_for_subjs=121&CXML_redir_for_hrefs=&timeout=30000000)).\r\n\r\nI cannot immediately explain why you got the solution you showed, and I got none.  I was thinking perhaps a firewall issue between your endpoint and the remote(s), but that should have produced an error for both of us.\r\n\r\nPerhaps @pkleef has more thoughts."}}
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