Validation failed for one or more entities while saving changes to SQL Server Database

 catch (DbEntityValidationException dbEx)
                        {
                            foreach (var validationErrors in dbEx.EntityValidationErrors)
                            {
                                foreach (var validationError in validationErrors.ValidationErrors)
                                {
                                    Trace.TraceInformation("Property: {0} Error: {1}", validationError.PropertyName, validationError.ErrorMessage);
                                }
                            }
                        }