diff --git a/packages/core/lib/session.js b/packages/core/lib/session.js
index e150e209f..d420d213d 100644
--- a/packages/core/lib/session.js
+++ b/packages/core/lib/session.js
@@ -155,7 +155,7 @@ session = function(args, options = {}) {
       }));
     } catch (error1) {
       err = error1;
-      reject(err);
+      return reject(err);
     }
     // Load action from registry
     if (action.metadata.namespace) {
diff --git a/packages/core/src/session.coffee b/packages/core/src/session.coffee
index 44c8f2b6f..7a95c6199 100644
--- a/packages/core/src/session.coffee
+++ b/packages/core/src/session.coffee
@@ -89,7 +89,7 @@ session = (args, options={}) ->
         args: action
         hooks: action.hooks?.on_normalize or action.on_normalize
         handler: normalize
-    catch err then reject err
+    catch err then return reject err
     # Load action from registry
     if action.metadata.namespace
       action_from_registry = await action.registry.get action.metadata.namespace