diff --git a/back/methods/notification/getList.js b/back/methods/notification/getList.js
index 3881f0f63a..49e88e0937 100644
--- a/back/methods/notification/getList.js
+++ b/back/methods/notification/getList.js
@@ -45,7 +45,7 @@ module.exports = Self => {
             });
             availableNotificationsMap.delete(active.notificationFk);
         }
-
+        console.log(activeNotificationsMap);
         return {
             active: [...activeNotificationsMap.entries()],
             available: [...availableNotificationsMap.entries()]
diff --git a/back/methods/notification/specs/getList.spec.js b/back/methods/notification/specs/getList.spec.js
index 8f8c9e5e38..c43a3c6de0 100644
--- a/back/methods/notification/specs/getList.spec.js
+++ b/back/methods/notification/specs/getList.spec.js
@@ -2,9 +2,10 @@ const models = require('vn-loopback/server/server').models;
 
 describe('NotificationSubscription getList()', () => {
     it('should return a list of available and active notifications of a user', async() => {
-        const {active, available} = await models.NotificationSubscription.getList(9);
-        const notifications = await models.Notification.find({});
-        const totalAvailable = notifications.length - active.length;
+        const userId = 9;
+        const {active, available} = await models.NotificationSubscription.getList(userId);
+        const notifications = await models.NotificationSubscription.getAvailable(userId);
+        const totalAvailable = notifications.size - active.length;
 
         expect(active.length).toEqual(2);
         expect(available.length).toEqual(totalAvailable);
diff --git a/db/dump/fixtures.before.sql b/db/dump/fixtures.before.sql
index de5b8fbf6f..f59065935b 100644
--- a/db/dump/fixtures.before.sql
+++ b/db/dump/fixtures.before.sql
@@ -2810,14 +2810,15 @@ INSERT INTO `vn`.`packingSiteConfig` (`shinobiUrl`, `shinobiToken`, `shinobiGrou
 INSERT INTO `util`.`notificationConfig`
 	SET `cleanDays` = 90;
 
-INSERT INTO `util`.`notification` (`id`, `name`, `description`)
+INSERT INTO `util`.`notification` (`id`, `name`, `description`, `delay`)
     VALUES
-        (1, 'print-email', 'notification fixture one'),
-        (2, 'invoice-electronic', 'A electronic invoice has been generated'),
-        (3, 'not-main-printer-configured', 'A printer distinct than main has been configured'),
-        (4, 'supplier-pay-method-update', 'A supplier pay method has been updated'),
-        (5, 'modified-entry', 'An entry has been modified'),
-        (6, 'book-entry-deleted', 'accounting entries deleted');
+        (1, 'print-email', 'notification fixture one', NULL),
+        (2, 'invoice-electronic', 'A electronic invoice has been generated', NULL),
+        (3, 'not-main-printer-configured', 'A printer distinct than main has been configured', NULL),
+        (4, 'supplier-pay-method-update', 'A supplier pay method has been updated', NULL),
+        (5, 'modified-entry', 'An entry has been modified', NULL),
+        (6, 'book-entry-deleted', 'accounting entries deleted', NULL),
+        (7, 'backup-printer-selected','A backup printer has been selected', 3600);
 
 INSERT INTO `util`.`notificationAcl` (`notificationFk`, `roleFk`)
     VALUES
@@ -2827,7 +2828,8 @@ INSERT INTO `util`.`notificationAcl` (`notificationFk`, `roleFk`)
         (3, 9),
         (4, 1),
         (5, 9),
-        (6, 9);
+        (6, 9),
+        (7, 66);
 
 INSERT INTO `util`.`notificationQueue` (`id`, `notificationFk`, `params`, `authorFk`, `status`, `created`)
     VALUES
@@ -2844,7 +2846,8 @@ INSERT INTO `util`.`notificationSubscription` (`notificationFk`, `userFk`)
         (2, 1109),
 	    (1, 9),
         (1, 3),
-        (6, 9);
+        (6, 9),
+        (7, 66);
 
 
 INSERT INTO `vn`.`routeConfig` (`id`, `defaultWorkCenterFk`)
diff --git a/db/versions/10895-pinkArborvitae/03-insertBackUpNotification.sql b/db/versions/10895-pinkArborvitae/03-insertBackUpNotification.vn.sql
similarity index 100%
rename from db/versions/10895-pinkArborvitae/03-insertBackUpNotification.sql
rename to db/versions/10895-pinkArborvitae/03-insertBackUpNotification.vn.sql
diff --git a/modules/worker/back/methods/operator/spec/operator.spec.js b/modules/worker/back/methods/operator/spec/operator.spec.js
index f57322f49e..a39fcf791a 100644
--- a/modules/worker/back/methods/operator/spec/operator.spec.js
+++ b/modules/worker/back/methods/operator/spec/operator.spec.js
@@ -1,6 +1,6 @@
 const models = require('vn-loopback/server/server').models;
 
-describe('Operator', () => {
+fdescribe('Operator', () => {
     const authorFk = 9;
     const sectorId = 1;
     const labeler = 1;
@@ -62,7 +62,7 @@ describe('Operator', () => {
         }
     });
 
-    it('should not create notification when is already notified by another worker', async() => {
+    fit('should not create notification when is already notified by another worker', async() => {
         const tx = await models.Operator.beginTransaction({});
 
         try {
@@ -74,15 +74,13 @@ describe('Operator', () => {
                 created: Date.vnNow(),
             }, options);
 
-            let error;
+            await createOperator(labeler, options);
+            await models.Notification.send(options);
+            const lastNotification = await models.NotificationQueue.find({order: 'id DESC'}, options);
 
-            try {
-                await createOperator(labeler, options);
-            } catch (e) {
-                error = e;
-            }
+            console.log('lastNotification: ', lastNotification);
 
-            expect(error.message).toEqual('Is already Notified');
+            expect(1).toEqual('Is already Notified');
 
             await tx.rollback();
         } catch (e) {
diff --git a/print/templates/email/backup-printer-selected/backup-printer-selected.js b/print/templates/email/backup-printer-selected/backup-printer-selected.js
index 0991242865..04a82b0c73 100755
--- a/print/templates/email/backup-printer-selected/backup-printer-selected.js
+++ b/print/templates/email/backup-printer-selected/backup-printer-selected.js
@@ -5,8 +5,10 @@ const name = 'backup-printer-selected';
 module.exports = {
     name: name,
     async serverPrefetch() {
+        const notifications1 = await this.rawSqlFromDef('previousNotificationscopy', [name]);
+        console.log('notifications: ', notifications1);
         const notifications = await this.rawSqlFromDef('previousNotifications', [name]);
-        if (notifications && checkDuplicates(notifications, this.labelerId, this.sectorId))
+        if (!notifications.length && checkDuplicates(notifications, this.labelerId, this.sectorId))
             throw new Error('Previous notification sended with the same parameters');
 
         this.sector = await this.findOneFromDef('sector', [this.sectorId]);
@@ -45,6 +47,5 @@ function checkDuplicates(notifications, labelerFk, printerFk) {
         const paramsObj = JSON.parse(notification.params);
         return Object.keys(criteria).every(key => criteria[key] === paramsObj[key]);
     });
-
-    return filteredNotifications.size > 1;
+    return filteredNotifications.length > 1;
 }
diff --git a/print/templates/email/backup-printer-selected/sql/previousNotificationscopy.sql b/print/templates/email/backup-printer-selected/sql/previousNotificationscopy.sql
new file mode 100644
index 0000000000..f8f30e7f18
--- /dev/null
+++ b/print/templates/email/backup-printer-selected/sql/previousNotificationscopy.sql
@@ -0,0 +1,4 @@
+SELECT nq.params
+    FROM util.notificationQueue nq
+        JOIN util.notification n ON n.name = nq.notificationFk
+    WHERE n.name = ?
\ No newline at end of file