Why can only a small number of condition type prices be maintained in me12 of SAP mm?

SAP MM First order ME12 Why can only maintain a small number of condition type prices ？

We all know ,SAP The purchase module contains the master data of purchase information records , The purchase price of materials can be maintained in the module , And some surcharges rate. Here is the maintained purchase price , When a purchase order is created, it will be brought in item in .

But we found that , Condition records defined in many purchase modules , stay ME11/ME12 When maintaining the purchase information record, there is no , That is to say, we are ME11/ME12 Prices can only be maintained for some purchase condition types in the transaction code .

Attempted to create a condition type for FRA2 Maintenance price , The system reports an error ：

Error message ：Condition type FRA2 is not in procedure A M RM1000.

A(Pricing) M(Purchasing) RM1000, As shown in the figure below :

RM1000 – purchasing document （Small） It's a special one pricing schema. Only in RM1000 The condition type in this pricing scheme , Can be in ME11/ME12 Transaction code for maintenance .

The author carefully compared , Anything that can be in ME12/ME11 Condition types maintained in , All in the pricing scheme RM1000 in . Usually in the pricing scheme RM1000 Condition types defined in , All appear in ME11/ME12 In the maintenance interface .

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Written in 2022-1-27