Fixing specific exception management

git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/information-system/resource-registry@148229 82a268e6-3cf1-43bd-a215-b396298e98cf

src/main/java/org/gcube/informationsystem/resourceregistry/er/entity/EntityManagement.java

@@ -86,7 +86,7 @@ public abstract class EntityManagement<E extends Entity> extends
 						String error = String.format(
 								"A %s with UUID %s already exist", erType,
 								uuid.toString());
-						throw new EntityAlreadyPresentException(error);
+						throw getSpecificERAlreadyPresentException(error);
 					}
 				}