我构建了一个增加供应商发票库存的模块。在开发服务器上工作正常,但是当我在工作服务器上双关时出现此错误。我该如何纠正这个错误?
Integrity Error
The operation cannot be completed, probably due to the following: - deletion: you may be trying to delete a record while other records still reference it - creation/update: a mandatory field is not correctly set
[object with reference: Purchase Order Line - purchase.order.line]