diff --git a/services/static-webserver/client/source/class/osparc/data/model/User.js b/services/static-webserver/client/source/class/osparc/data/model/User.js
index a8af0ddca72..59d99ce7b25 100644
--- a/services/static-webserver/client/source/class/osparc/data/model/User.js
+++ b/services/static-webserver/client/source/class/osparc/data/model/User.js
@@ -45,8 +45,8 @@ qx.Class.define("osparc.data.model.User", {
     }
     const thumbnail = osparc.utils.Avatar.emailToThumbnail(userData["login"]);
     this.set({
-      userId: userData["id"],
-      groupId: userData["gid"],
+      userId: parseInt(userData["id"]),
+      groupId: parseInt(userData["gid"]),
       username: userData["username"],
       firstName: userData["first_name"],
       lastName: userData["last_name"],
diff --git a/services/static-webserver/client/source/class/osparc/store/Groups.js b/services/static-webserver/client/source/class/osparc/store/Groups.js
index fa5ec549fa4..21e2d4b2a29 100644
--- a/services/static-webserver/client/source/class/osparc/store/Groups.js
+++ b/services/static-webserver/client/source/class/osparc/store/Groups.js
@@ -231,6 +231,7 @@ qx.Class.define("osparc.store.Groups", {
     },
 
     getOrganization: function(groupId) {
+      groupId = parseInt(groupId);
       if (groupId && groupId in this.getOrganizations()) {
         return this.getOrganizations()[groupId];
       }
diff --git a/services/static-webserver/client/source/class/osparc/store/Store.js b/services/static-webserver/client/source/class/osparc/store/Store.js
index e560a643980..6b986a0a34d 100644
--- a/services/static-webserver/client/source/class/osparc/store/Store.js
+++ b/services/static-webserver/client/source/class/osparc/store/Store.js
@@ -55,6 +55,14 @@ qx.Class.define("osparc.store.Store", {
       check: "Object",
       init: {}
     },
+    announcements: {
+      check: "Array",
+      init: []
+    },
+    maintenance: {
+      check: "Object",
+      init: {}
+    },
     currentStudy: {
       check: "osparc.data.model.Study",
       init: null,
@@ -111,10 +119,6 @@ qx.Class.define("osparc.store.Store", {
       init: [],
       event: "changeIterations"
     },
-    maintenance: {
-      check: "Object",
-      init: {}
-    },
     templates: {
       check: "Array",
       init: []