diff --git a/resources/assets/js/components/vuetable/GroupedCell.vue b/resources/assets/js/components/vuetable/GroupedCell.vue
index 2291ea6db..93b7c55d8 100644
--- a/resources/assets/js/components/vuetable/GroupedCell.vue
+++ b/resources/assets/js/components/vuetable/GroupedCell.vue
@@ -18,6 +18,7 @@
                     variant="info"
                     :src="item.AVATAR"
                     size="2em"
+                    v-show="item.UNASSIGNED"
                 ></b-avatar>
             </div>
             <b-popover
@@ -32,6 +33,7 @@
                             variant="info"
                             :src="item.AVATAR"
                             size="4em"
+                            v-show="item.UNASSIGNED"
                         ></b-avatar>
                     </b-col>    
                     <b-col md="9">
diff --git a/resources/assets/js/home/MyCases.vue b/resources/assets/js/home/MyCases.vue
index 12a55bffa..a63d54377 100644
--- a/resources/assets/js/home/MyCases.vue
+++ b/resources/assets/js/home/MyCases.vue
@@ -304,8 +304,15 @@ export default {
          */
         formantPendingTask(data) {
             var i,
+                userDataFormat,
                 dataFormat = [];
             for (i = 0; i < data.length; i += 1) {
+                userDataFormat = utils.userNameDisplayFormat({
+                        userName: data[i].user_tooltip.usr_username || "",
+                        firstName: data[i].user_tooltip.usr_firstname || "",
+                        lastName: data[i].user_tooltip.usr_lastname || "",
+                        format: window.config.FORMATS.format || null
+                    });
                 dataFormat.push(
                     {
                         TAS_NAME: data[i].tas_title,
@@ -313,17 +320,13 @@ export default {
                         DELAYED_TITLE: data[i].tas_status === "OVERDUE" ?
                             this.$i18n.t("ID_DELAYED") + ":" : this.statusTitle[data[i].tas_status],
                         DELAYED_MSG: data[i].tas_status === "OVERDUE" ? data[i].delay : "",
-                        AVATAR: window.config.SYS_SERVER +
+                        AVATAR: userDataFormat !== "" ? window.config.SYS_SERVER +
                                 window.config.SYS_URI +
-                                `users/users_ViewPhotoGrid?pUID=${data[i].user_id}`,
-                        USERNAME: utils.userNameDisplayFormat({
-                            userName: data[i].user_tooltip.usr_username,
-                            firstName: data[i].user_tooltip.usr_firstname,
-                            lastName: data[i].user_tooltip.usr_lastname,
-                            format: window.config.FORMATS.format || null
-                        }),
+                                `users/users_ViewPhotoGrid?pUID=${data[i].user_id}` : "",
+                        USERNAME: userDataFormat !== "" ? userDataFormat : this.$i18n.t("ID_UNASSIGNED"),
                         POSITION: data[i].user_tooltip.usr_position,
-                        EMAIL: data[i].user_tooltip.usr_email
+                        EMAIL: data[i].user_tooltip.usr_email,
+                        UNASSIGNED: userDataFormat !== "" ? true : false
                     }
                 );
             }
diff --git a/resources/assets/js/utils/utils.js b/resources/assets/js/utils/utils.js
index 0651f365f..6349ffd81 100644
--- a/resources/assets/js/utils/utils.js
+++ b/resources/assets/js/utils/utils.js
@@ -5,19 +5,21 @@ export default {
      * @param {object} params
      */
     userNameDisplayFormat(params) {
-        let aux;
-        let defaultValues = {
+        let aux = "",
+            defaultValues = {
                 userName: '',
                 firstName: '',
                 lastName: '',
                 format: '(@lastName, @firstName) @userName'
             };
         _.assignIn(defaultValues, params);
-        aux = defaultValues.format;
-        aux = aux.replace('@userName',defaultValues.userName);
-        aux = aux.replace('@firstName',defaultValues.firstName);
-        aux = aux.replace('@lastName',defaultValues.lastName);
-        return aux.trim();
+        if (defaultValues.userName !== "" || defaultValues.firstName !== "" || defaultValues.lastName !== "") {
+            aux = defaultValues.format;
+            aux = aux.replace('@userName',defaultValues.userName);
+            aux = aux.replace('@firstName',defaultValues.firstName);
+            aux = aux.replace('@lastName',defaultValues.lastName);
+        }
+        return aux;
     },
     /**
      * Parse an url string and prepare an object of the parameters