diff --git a/backend/src/app/http/errors.clj b/backend/src/app/http/errors.clj
index 0e8e065ad2..580cd67039 100644
--- a/backend/src/app/http/errors.clj
+++ b/backend/src/app/http/errors.clj
@@ -81,6 +81,7 @@
     (cond
       (or (= code :spec-validation)
           (= code :params-validation)
+          (= code :schema-validation)
           (= code :data-validation))
       (let [explain (ex/explain data)]
         {::rres/status 400
diff --git a/backend/src/app/rpc/commands/binfile.clj b/backend/src/app/rpc/commands/binfile.clj
index 253d77fba0..7e7327b32e 100644
--- a/backend/src/app/rpc/commands/binfile.clj
+++ b/backend/src/app/rpc/commands/binfile.clj
@@ -722,7 +722,8 @@
                       (-> fdata
                           (update :pages-index relink-shapes)
                           (update :components relink-shapes)
-                          (update :media relink-media))))))
+                          (update :media relink-media)
+                          (d/without-nils))))))
 
 
 (defmethod read-section :v1/files
diff --git a/frontend/src/app/worker/import.cljs b/frontend/src/app/worker/import.cljs
index bccb975ea0..a4a132f326 100644
--- a/frontend/src/app/worker/import.cljs
+++ b/frontend/src/app/worker/import.cljs
@@ -726,16 +726,13 @@
                               (log/error :hint "unexpected error on import process"
                                          :project-id project-id
                                          ::log/sync? true)
-
-                              (when (map? cause)
+                              (let [edata (if (map? cause) cause (ex-data cause))]
                                 (println "Error data:")
-                                (pp/pprint (dissoc cause :explain) {:level 2 :length 10}))
+                                (pp/pprint (dissoc edata :explain) {:level 2 :length 10})
 
-                              (when (string? (:explain cause))
-                                (js/console.log (:explain cause)))
+                                (when (string? (:explain edata))
+                                  (js/console.log (:explain edata)))
 
-                              (rx/of {:status :import-error
-                                      :file-id (:file-id data)
-                                      :error (:hint cause)
-                                      :error-data cause}))))))))))
+                                (rx/of {:status :import-error
+                                        :file-id (:file-id data)})))))))))))