diff --git a/imports/api/Subscriptions/methods.js b/imports/api/Subscriptions/methods.js
index e7e3bef..d3608f0 100644
--- a/imports/api/Subscriptions/methods.js
+++ b/imports/api/Subscriptions/methods.js
@@ -25,6 +25,10 @@ Meteor.methods({
         ...doc
       };
       // console.log(newDoc);
+      const already = Subscriptions.findOne(newDoc);
+      if (already) {
+        throw new Meteor.Error('500', 'on-already-subscribed');
+      }
       return Subscriptions.insert(newDoc);
     } catch (exception) {
       console.error(exception);
diff --git a/imports/ui/components/SubscriptionEditor/SubscriptionEditor.js b/imports/ui/components/SubscriptionEditor/SubscriptionEditor.js
index f846aca..1a36f81 100644
--- a/imports/ui/components/SubscriptionEditor/SubscriptionEditor.js
+++ b/imports/ui/components/SubscriptionEditor/SubscriptionEditor.js
@@ -35,7 +35,9 @@ class SubscriptionEditor extends React.Component {
     if (authenticated) {
       Meteor.call(methodToCall, doc, (error, subscriptionId) => {
         if (error) {
-          Bert.alert(error.reason, 'danger');
+          if (error.reason && error.reason.reason) {
+            Bert.alert(t(error.reason.reason), 'danger');
+          }
         } else {
           const confirmation = existingSubscription ? t('Zona actualizada') : t('Zona añadida');
           Bert.alert(confirmation, 'success');
diff --git a/public/locales/en/common.json b/public/locales/en/common.json
index e6fd058..e9339bc 100644
--- a/public/locales/en/common.json
+++ b/public/locales/en/common.json
@@ -232,5 +232,7 @@
   "Estás subscrito a una zona muy grande":
   "You are subscribed to a very large area",
   "Lugar no encontrado":
-  "Place not found"
+  "Place not found",
+  "on-already-subscribed":
+  "Upppps: You have already subscribed to that zone before"
 }
diff --git a/public/locales/es/common.json b/public/locales/es/common.json
index 7d910b4..2b1b215 100644
--- a/public/locales/es/common.json
+++ b/public/locales/es/common.json
@@ -319,5 +319,7 @@
   "Estás subscrito a una zona muy grande":
   "Estás subscrito a una zona muy grande",
   "Lugar no encontrado":
-  "Lugar no encontrado"
+  "Lugar no encontrado",
+  "on-already-subscribed":
+  "Upppps: Ya te habías suscrito a esa zona antes"
 }