Business rule violations: These could be data entry errors, such as the user entering alpha characters into a numeric field, or they could be more complex business logic issues, such as attempting to delete an order line item for an order that has already
Business rule violations: These could be data entry errors, such as the user entering alpha characters into a numeric field, or they could be more complex business logic issues, such as attempting to delete an order line item for an order that has already
违反业务规范的错误：这类可能是数据录入的错误，就像把一个希腊字符输入一个数值型的字段中；更或者，所犯的错误违背了业务上的某些准则，比方说试图去删除一个已经发货的订单。