处理 VA02修改行项目计划行（SCHEDULE LINES ）报错：不可能确定一个消耗帐户

用户修改销售订单行项目  计划行(SCHEDULE LINES) ，从  “CN”改为“CB”时候发生报错提示：不可能确定一个消耗帐户。

Not possible to determine a consumption account

Message No. 06138

Diagnosis

The system was not able to determine a consumption account for the purchase order item with account assignment.

Which account is determined is controlled via Customizing with the function "automatic posting" (transaction/event key GBB).

Procedure

Check your input.

If necessary, contact your system administrator. The latter will be able to specify an account.

Create automatic postings

解决方法：

在 通过跟踪调用函数 ME_ACCOUNT_ASSIGNMENT

最后定位到是这个物料代码的评估类没有设置导致。

 设定好评估类后问题解决