3774659 - Purchase order allows a plant which is not assigned to the company code

When creating a purchase order, the system allows a plant that is not assigned to the company code entered. 
Related checks show messages for the assignment of the Purchase Org to the Company Code and the assignment of the Plant to the Purchase Org.

SAP S/4HANA Cloud Public Edition

1. Open the Create Purchase Order advanced app (ME21n).
2. Enter a company code in the PO header.
3. Enter a purchasing organization that is valid for the scenario.
4. At the item level, enter a plant that is not assigned to the company code of the PO header.
5. Observe that the PO can be created/saved without any plant-to-company code validation message.

Standard system behavior

1. Set system message 06 167 (“Please only use plants with company code &”) as an Error via configuration node “Define Attributes of System Messages” (SSCUI 102364).
2. The cloud BAdIs MM_PUR_S4_PO_MODIFY_ITEM or BD_MMPUR_FINAL_CHECK_PO are available to add a custom validation, CDS view 'I_ValuationArea' is available to derive the plant–company code relationship.

• SAP Note 2014539 - Purchase orders with plants from different company codes
• KBA 1800211 - Define Attributes of System Messages (set message 06 167)

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