diff --git a/navalplanner-business/src/main/java/org/navalplanner/business/advance/exceptions/DuplicateAdvanceAssigmentForOrderElementException.java b/navalplanner-business/src/main/java/org/navalplanner/business/advance/exceptions/DuplicateAdvanceAssigmentForOrderElementException.java
index 52078b47b..6e41d78c9 100644
--- a/navalplanner-business/src/main/java/org/navalplanner/business/advance/exceptions/DuplicateAdvanceAssigmentForOrderElementException.java
+++ b/navalplanner-business/src/main/java/org/navalplanner/business/advance/exceptions/DuplicateAdvanceAssigmentForOrderElementException.java
@@ -1,5 +1,6 @@
 package org.navalplanner.business.advance.exceptions;
 
+
 /**
  * An exception for modeling a problem with duplicated advance assigment of the
  * same type for an order element. It contains a message, the key of the
@@ -21,6 +22,11 @@ public class DuplicateAdvanceAssigmentForOrderElementException extends
         this.className = className;
     }
 
+    public DuplicateAdvanceAssigmentForOrderElementException(
+            String specificMessage, Object key, Class<?> klass) {
+        this(specificMessage, key, klass.getName());
+    }
+
     public Object getKey() {
         return key;
     }
diff --git a/navalplanner-business/src/main/java/org/navalplanner/business/advance/exceptions/DuplicateValueTrueReportGlobalAdvanceException.java b/navalplanner-business/src/main/java/org/navalplanner/business/advance/exceptions/DuplicateValueTrueReportGlobalAdvanceException.java
index 5d8a2f47e..aefaa0081 100644
--- a/navalplanner-business/src/main/java/org/navalplanner/business/advance/exceptions/DuplicateValueTrueReportGlobalAdvanceException.java
+++ b/navalplanner-business/src/main/java/org/navalplanner/business/advance/exceptions/DuplicateValueTrueReportGlobalAdvanceException.java
@@ -1,5 +1,6 @@
 package org.navalplanner.business.advance.exceptions;
 
+
 /**
  * An exception for modeling a problem with duplicated values to true for the
  * property reportGlobalAdvance of the advanceAsigment class for an order
@@ -20,6 +21,11 @@ public class DuplicateValueTrueReportGlobalAdvanceException extends Exception {
         this.className = className;
     }
 
+    public DuplicateValueTrueReportGlobalAdvanceException(
+            String specificMessage, Object key, Class<?> klass) {
+        this(specificMessage, key, klass.getName());
+    }
+
     public Object getKey() {
         return key;
     }
diff --git a/navalplanner-business/src/main/java/org/navalplanner/business/orders/entities/OrderElement.java b/navalplanner-business/src/main/java/org/navalplanner/business/orders/entities/OrderElement.java
index 41bad363e..a30df7dfc 100644
--- a/navalplanner-business/src/main/java/org/navalplanner/business/orders/entities/OrderElement.java
+++ b/navalplanner-business/src/main/java/org/navalplanner/business/orders/entities/OrderElement.java
@@ -190,8 +190,7 @@ public abstract class OrderElement {
             if (advanceAssigment.getReportGlobalAdvance())
                 throw new DuplicateValueTrueReportGlobalAdvanceException(
                         "Duplicate Value True ReportGlobalAdvance For Order Element",
-                        this,
-                        "org.navalplanner.business.orders.entities.OrderElement");
+                        this, OrderElement.class);
         }
     }
 
@@ -202,8 +201,8 @@ public abstract class OrderElement {
      * @param newAdvanceAssigment
      * @throws DuplicateAdvanceAssigmentForOrderElementException
      */
-    private void checkNoOtherAssignmentWithSameAdvanceType(OrderElement orderElement,
-            AdvanceAssigment newAdvanceAssigment)
+    private void checkNoOtherAssignmentWithSameAdvanceType(
+            OrderElement orderElement, AdvanceAssigment newAdvanceAssigment)
             throws DuplicateAdvanceAssigmentForOrderElementException {
         for (AdvanceAssigment advanceAssigment : orderElement
                 .getAdvanceAssigments()) {
@@ -211,7 +210,7 @@ public abstract class OrderElement {
                     .getAdvanceType().getId()) {
                 throw new DuplicateAdvanceAssigmentForOrderElementException(
                         "Duplicate Advance Assigment For Order Element", this,
-                        "org.navalplanner.business.orders.entities.OrderElement");
+                        OrderElement.class);
             }
         }
         if (orderElement.getParent() != null) {