Invalid fiddle

{:fiddle/ident :dustingetz/reagent-react-fragments,
 :cljs.spec.alpha/problems
 ({:path [:query :fiddle/links],
   :pred (cljs.core/fn [%] (cljs.core/contains? % :link/path)),
   :val
   {:db/id 17592186045485,
    :link/fiddle
    {:db/id 17592186045489,
     :fiddle/ident :tank.util/empty,
     :fiddle/type :blank,
     :fiddle/markdown "### :tank.util/empty",
     :fiddle/renderer
     "(let [{:keys [:hypercrud.browser/fiddle]} ctx]\n  [:div.container-fluid props\n   [hyperfiddle.ui/markdown (:fiddle/markdown @fiddle) ctx]\n   [hyperfiddle.ui/result val ctx {}]])"}},
   :via [:hyperfiddle/fiddle :fiddle/links], 
   :in [:fiddle/links 0]})}