diff --git a/migration/19.12/1912.sql b/migration/19.12/1912.sql
index 6c2cba7afe6eb602977a93dd6147f99a9be687dd..2df2e41cc6552797508864fd082991e959bdcd8e 100644
--- a/migration/19.12/1912.sql
+++ b/migration/19.12/1912.sql
@@ -366,7 +366,7 @@ ALTER TABLE notif_email_stack ALTER COLUMN attachments TYPE text;
 ALTER TABLE tags ALTER COLUMN label TYPE character varying(128);
 UPDATE priorities SET delays = 30 WHERE delays IS NULL;
 ALTER TABLE priorities ALTER COLUMN delays SET NOT NULL;
-
+UPDATE listmodels SET title = object_id WHERE title IS NULL;
 
 /* REFACTORING SUPPRESSION */
 DO $$ BEGIN
diff --git a/package.json b/package.json
index bcf199f3ac3bb3e9fd064be666980b510ce3b613..d19f093e4b3ca848646f363dc4c6fee5868fb7b3 100755
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "chosen-js": "^1.8.7",
     "core-js": "^2.6.9",
     "jquery": "^3.4.1",
-    "jquery-typeahead": "^2.10.6",
+    "jquery-typeahead": "^2.10.7",
     "jquery.nicescroll": "~3.6.8",
     "jstree-bootstrap-theme": "^1.0.1",
     "ng2-pdf-viewer": "^5.3.4",
@@ -50,7 +50,7 @@
     "@angular/platform-browser-dynamic": "^8.2.8",
     "@angular/platform-server": "^8.2.8",
     "@angular/router": "^8.2.8",
-    "@types/datatables.net": "^1.10.17",
+    "@types/datatables.net": "^1.10.18",
     "@types/jquery": "^2.0.53",
     "@types/node": "^7.10.6",
     "ajv": "^6.10.2",
diff --git a/src/frontend/app/administration/user/users-administration.component.ts b/src/frontend/app/administration/user/users-administration.component.ts
index 9850107cf80f95be9536d4316fa255096f890b99..7c798766d61453d7060bf205f8460070201519c9 100755
--- a/src/frontend/app/administration/user/users-administration.component.ts
+++ b/src/frontend/app/administration/user/users-administration.component.ts
@@ -118,7 +118,7 @@ export class UsersAdministrationComponent implements OnInit {
 
         this.http.get('../../rest/users/' + user.id + '/isDeletable')
             .subscribe((response: any) => {
-                if (response.errors) {
+                if (response && response.hasOwnProperty('errors')) {
                     this.notify.error(response.errors);
                 } else {
                     user.isDeletable = response.isDeletable
@@ -297,7 +297,7 @@ export class UsersAdministrationComponent implements OnInit {
                                 //update listInstances
                                 this.http.put('../../rest/listinstances', user.redirectListInstances)
                                     .subscribe((data: any) => {
-                                        if (data.errors) {
+                                        if (data && data.hasOwnProperty('errors')) {
                                             this.notify.error(data.errors);
                                         } else {