How To Fix ME797 - Confirmation control key missing for PO item & &

SAP Error Message - Details

• Message type: E = Error

• Message class: ME - Purchasing: General Messages

• Message number: 797

• Message text: Confirmation control key missing for PO item & &

What causes this issue?

No confirmatiton key has been maintained in PO &V1&, item &V2&.
If you wish to process confirmations without a confirmation control key,
the supplier must either confirm individual PO items or the complete PO
with the quantities and delivery dates set out therein.
However, your supplier has confirmed different quantities or delivery
dates, or has sent an IDoc whose data cannot be processed.

How to fix this error?

You have the following options:
If you wish to allow confirmation of different quantities and delivery
dates, you must maintain a valid confirmation control key in the PO
item.
To do so, change the PO.
<DS:TRAN.ME22N>Perform function</>.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

If your supplier is to confirm an individual PO item or the complete PO
with the quantities and delivery dates set out therein, contact your
system administrator or get your supplier to send you a new
confirmation.

Procedure for System Administrators

If you are working <ZH>without</> a confirmation control key, the IDoc
must have a processable action code at either header or item level:
At header level, the segment field ACTION of segment E1EDK01 must be
filled with the value '000' if the complete purchase order is to be
confirmed.
At item level, the segment field ACTION of segment E1EDP01 must be
filled with the value '000' or '004' if the PO item is to be confirmed.
Generate an IDoc with the relevant action code.
<ZH>Note:</>
If you are working <ZH>with</> a confirmation control key, the ACTION
field is not taken into account in IDoc processing.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ME797 - Confirmation control key missing for PO item & & ?

  The SAP error message ME797, which states "Confirmation control key missing for PO item & &," typically occurs when there is an issue with the configuration of the Purchase Order (PO) in relation to the confirmation control key. This error is often encountered in the context of goods receipt or confirmation processes in SAP.
  Cause:
  
  Missing Confirmation Control Key: The most common cause of this error is that the confirmation control key is not assigned to the relevant item in the Purchase Order. This key is essential for managing confirmations related to the PO.
  Incorrect PO Item Category: The item category of the PO may not be set up to allow confirmations, or it may not be compatible with the confirmation process.
  Configuration Issues: There may be issues in the configuration settings for the confirmation control keys in the system.
  Missing Master Data: The vendor or material master data may not have the necessary settings for confirmations.
  
  Solution:
  
  
  Check PO Item: Go to the Purchase Order in question and check the item details. Ensure that a confirmation control key is assigned to the item. You can do this by navigating to the item details in the PO and looking for the confirmation control key field.
  
  
  Assign Confirmation Control Key: If the confirmation control key is missing, you can assign it directly in the PO. If you do not know which key to use, consult with your procurement or materials management team to determine the appropriate key.
  
  
  Review Item Category: Ensure that the item category of the PO is set up correctly to allow for confirmations. You may need to consult with your SAP configuration team to verify the settings.
  
  
  Check Configuration: If the confirmation control key is configured incorrectly, you may need to review the configuration settings in the SAP system. This can typically be done in the SPRO transaction under the relevant purchasing settings.
  
  
  Vendor and Material Master Data: Verify that the vendor and material master data are correctly set up to support confirmations. This includes checking the purchasing view of the material master and the vendor master.
  
  
  Consult Documentation: If you are unsure about the appropriate confirmation control key or how to resolve the issue, refer to SAP documentation or consult with your SAP support team for guidance.
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like ME23N (Display Purchase Order) to view the PO details and ME21N (Create Purchase Order) to create or modify POs.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Roles: Ensure that you have the necessary authorizations to make changes to Purchase Orders and related configurations.
  
  By following these steps, you should be able to resolve the ME797 error and ensure that your Purchase Orders are correctly configured for confirmations.