Don't try to display metric information after the query failed.

diff --git a/server/query.go b/server/query.go
index e303d93069a1d094e11489cb8677cef2aa634edc..6f9722c64a6c37130311bf3e15b9586039964764 100644 (file)
--- a/server/query.go
+++ b/server/query.go
@@ -111,7 +111,7 @@ func fetch(req request, s *Server) (*page, error) {
                        return nil, fmt.Errorf("%s not found", strings.Title(req.cmd))
                }
                res, err = s.query("FETCH %s %s.%s", identifier(req.cmd), req.args[0], req.args[1])
-               if req.cmd == "metric" {
+               if err == nil && req.cmd == "metric" {
                        return metric(req, res, s)
                }
        default: