How To Fix ME285 - This function only possible for items with confirmation key

SAP Error Message - Details

• Message type: E = Error

• Message class: ME - Purchasing: General Messages

• Message number: 285

• Message text: This function only possible for items with confirmation key

What causes this issue?

No confirmation control key has been maintained in item &V2& of
purchase order &V1&.

System Response

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

How to fix this error?

Enter a confirmation control key on the item detail screen of the
purchase order (this is only possible if no goods receipt has yet been
posted):

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ME285 - This function only possible for items with confirmation key ?

  The SAP error message ME285, which states "This function only possible for items with confirmation key," typically occurs in the context of purchase orders or goods movements where the system expects certain items to have a confirmation key assigned. This key is essential for tracking confirmations related to the items in question, such as delivery confirmations or production confirmations.
  Cause:
  The error is usually caused by one of the following reasons:
  
  Missing Confirmation Key: The item in the purchase order or goods movement does not have a confirmation key assigned. This key is necessary for the system to process confirmations.
  Incorrect Item Category: The item category used in the purchase order may not support confirmations, leading to this error.
  Configuration Issues: There may be configuration settings in the system that do not allow for confirmations on certain item types or categories.
  
  Solution:
  To resolve the ME285 error, you can take the following steps:
  
  
  Check Item Details:
  
  Go to the purchase order or goods movement in question and check the item details.
  Ensure that the confirmation key is assigned to the relevant items. You can do this by navigating to the item details and looking for the confirmation key field.
  
  
  
  Assign Confirmation Key:
  
  If the confirmation key is missing, you may need to assign it. This can typically be done in the item details of the purchase order or by modifying the item category settings.
  
  
  
  Review Item Category:
  
  Ensure that the item category used in the purchase order supports confirmations. You can check this in the configuration settings or by consulting with your SAP administrator.
  
  
  
  Consult Configuration:
  
  If you suspect that the issue is related to configuration, consult with your SAP MM (Materials Management) consultant or administrator. They can review the configuration settings related to item categories and confirmation keys.
  
  
  
  Check User Authorizations:
  
  Ensure that you have the necessary authorizations to perform the action you are attempting. Sometimes, lack of permissions can lead to unexpected errors.
  
  
  
  SAP Notes and Documentation:
  
  Check for any relevant SAP Notes or documentation that may provide additional insights or updates related to this error message.
  
  
  
  Related Information:
  
  Transaction Codes: You may encounter this error while using transaction codes such as ME21N (Create Purchase Order), ME22N (Change Purchase Order), or MIGO (Goods Movement).
  SAP Help Portal: The SAP Help Portal can provide additional documentation and troubleshooting steps related to purchase orders and confirmations.
  Community Forums: SAP Community forums can be a valuable resource for finding similar issues faced by other users and the solutions they implemented.
  
  By following these steps, you should be able to identify the cause of the ME285 error and implement the necessary solutions to resolve it.