diff --git a/Step.Core/ThreadsHandler.cs b/Step.Core/ThreadsHandler.cs
index 6fbf69f1..f3c4d5e9 100644
--- a/Step.Core/ThreadsHandler.cs
+++ b/Step.Core/ThreadsHandler.cs
@@ -24,7 +24,7 @@ namespace Step.Core
                 ThreadsFunctions.ReadActiveProgramData,
                 ThreadsFunctions.UpdateToolsData,
                 ThreadsFunctions.ReadNcMagazineActive,
-                ThreadsFunctions.ReadPartProgramQueueData,
+                //ThreadsFunctions.ReadPartProgramQueueData,
                 ThreadsFunctions.ReadScadaData,
                 ThreadsFunctions.ReadM154Data
                 // ThreadsFunctions.ReadNcSoftKeysData,
diff --git a/Step.Model/Constants.cs b/Step.Model/Constants.cs
index 537142d5..9a893f95 100644
--- a/Step.Model/Constants.cs
+++ b/Step.Model/Constants.cs
@@ -270,6 +270,7 @@ namespace Step.Model
             public const string ID_ALREADY_EXIST = "error_id_already_exist";
             public const string PASSWORD_IS_INVALID = "error_password_is_invalid";
             public const string IMPORT_FILE_NOT_VALID = "error_import_file_not_valid";
+            public const string DUPLICATED_USERNAME = "error_duplicated_username";
         }
 
         // File paths
diff --git a/Step/Controllers/WebApi/UserController.cs b/Step/Controllers/WebApi/UserController.cs
index d671f9d5..06eb4868 100644
--- a/Step/Controllers/WebApi/UserController.cs
+++ b/Step/Controllers/WebApi/UserController.cs
@@ -162,7 +162,7 @@ namespace Step.Controllers.WebApi
             using (UsersController usersController = new UsersController())
             {
                 if (usersController.FindByUsername(model.Username) != null)
-                    return BadRequest();
+                    return BadRequest(API_ERROR_KEYS.DUPLICATED_USERNAME);
 
                 DTOUserModel user = usersController.Create(model.Username, model.Password, model.FirstName, model.LastName, model.Language);
 
diff --git a/Step/wwwroot/assets/styles/base/plc-softkeys.less b/Step/wwwroot/assets/styles/base/plc-softkeys.less
index 3b83ba28..d820544d 100644
--- a/Step/wwwroot/assets/styles/base/plc-softkeys.less
+++ b/Step/wwwroot/assets/styles/base/plc-softkeys.less
@@ -459,6 +459,26 @@
             }
         }
     }
+
+    .horizontal-scroll {
+        margin: 0 auto;
+        white-space: nowrap;
+        overflow: hidden;
+    
+        span {
+            display: inline-block;
+            animation: marquee 3s linear infinite;
+        }  
+      
+        @keyframes marquee {
+          0% {
+            transform: translate(0%, 0);
+          }
+          100% {
+            transform: translate(-100%, 0);
+          }
+        }
+    }
 }
 
 #nc-softkeys-container {
diff --git a/Step/wwwroot/assets/styles/style.css b/Step/wwwroot/assets/styles/style.css
index 5138d237..30b19be3 100644
--- a/Step/wwwroot/assets/styles/style.css
+++ b/Step/wwwroot/assets/styles/style.css
@@ -6243,6 +6243,23 @@ footer .container button.big:before {
 .soft-key .detail section.multiple span.empty {
   background: transparent;
 }
+.soft-key .horizontal-scroll {
+  margin: 0 auto;
+  white-space: nowrap;
+  overflow: hidden;
+}
+.soft-key .horizontal-scroll span {
+  display: inline-block;
+  animation: marquee 3s linear infinite;
+}
+@keyframes marquee {
+  0% {
+    transform: translate(0%, 0);
+  }
+  100% {
+    transform: translate(-100%, 0);
+  }
+}
 #nc-softkeys-container {
   width: 312px;
   height: 216px;
diff --git a/Step/wwwroot/src/app_modules/under-the-hood/components/soft-key2.vue b/Step/wwwroot/src/app_modules/under-the-hood/components/soft-key2.vue
index 0f1c6e0e..65c6a9e7 100644
--- a/Step/wwwroot/src/app_modules/under-the-hood/components/soft-key2.vue
+++ b/Step/wwwroot/src/app_modules/under-the-hood/components/soft-key2.vue
@@ -1,10 +1,14 @@
 <template>
   <div
-    class="soft-key"
+    class="soft-key" 
+    @mouseover="onMouseOver"
+    @mouseout="onMouseDown" 
     :class="{ 'notVisible': !visible, disabled: (disabled || checkSecurityDisabled('userSoftkeys')) && visible , selected: selected}"
     @click="selectedItem()"
   >
-    <header v-if="visible">{{title}}</header>
+    <header :class="{'horizontal-scroll': mouseOver}" v-if="visible">
+      <span :style="{'animation-duration': duration +'s'}">{{title}}</span>
+    </header>
     <div class="box-check" v-if=" selected && visible">
       <div class="check"></div>
     </div>
@@ -37,7 +41,9 @@ export default {
   },
   data: function() {
     return {
-      ischecked: false
+      ischecked: false,
+      mouseOver: false,
+      duration: 2
     };
   },
   watch: {
@@ -60,6 +66,16 @@ export default {
     },
     selectedItem: function() {
       this.$emit("selectedItem");
+    },
+    onMouseOver(){
+      if(this.title.length > 26) {
+        this.duration = this.title.length / 10
+        this.mouseOver = true
+      }
+    },    
+    onMouseDown(){
+      if(this.mouseOver)
+        this.mouseOver = false
     }
   }
 };