diff --git a/app/src/main/java/it/integry/integrywmsnative/core/utility/UtilityBarcode.java b/app/src/main/java/it/integry/integrywmsnative/core/utility/UtilityBarcode.java
index 75ec4e7a..a22b6e49 100644
--- a/app/src/main/java/it/integry/integrywmsnative/core/utility/UtilityBarcode.java
+++ b/app/src/main/java/it/integry/integrywmsnative/core/utility/UtilityBarcode.java
@@ -51,8 +51,14 @@ public class UtilityBarcode {
 
 
     public static Integer getNumColloFromULAnonima(String barcode) {
-        if(barcode != null){
-            return Integer.parseInt(barcode.substring(3));
+        if(!UtilityString.isNullOrEmpty(barcode)) {
+            barcode = barcode.trim();
+
+            if(barcode.length() <= 7){
+                return Integer.parseInt(barcode.substring(3));
+            } else
+                return null;
+
         } else
             return null;
     }