X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/68bdf4cbb1d2c22d689b1d74a1c2a77415921b4d..cbf93e8d897448dbd52369afe89fef2392140ff1:/services/api/lib/trashable.rb

diff --git a/services/api/lib/trashable.rb b/services/api/lib/trashable.rb
index 38ebaf7a8b..9687962964 100644
--- a/services/api/lib/trashable.rb
+++ b/services/api/lib/trashable.rb
@@ -120,7 +120,7 @@ module TrashableController
         @object.save!
       end
     else
-      raise InvalidStateTransitionError
+      raise ArvadosModel::InvalidStateTransitionError.new("Item is not trashed, cannot untrash")
     end
     show
   end