How To Fix ARUN_MAIN013 - Confirmation is assigned and will be unassigned if deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: ARUN_MAIN -

• Message number: 013

• Message text: Confirmation is assigned and will be unassigned if deleted

What causes this issue?

The document item will be unassigned for one of the following reasons
and changing the confirmation will unassign the item:
You have defined the Customization for the document item under
<LS>Cross-Application Components > Advanced Available-to-Promise (aATP)
> Supply Assignment (ARun) > Cross-Applications > Purchase Order
Handling</>, changing the document item will unassign the order. You
have set the field check as <ZK>W = Warnings Before an Order is
Unassigned</>.
You have not defined a rule to unassign orders under
<LS>Cross-Application Components > Advanced Available-to-Promise (aATP)
> Supply Assignment (ARun) > Cross-Applications > Purchase Order
Handling</>. The item will be unassigned automatically.

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?

Define rules to unassign orders for an application type in Customizing
under <LS>Cross-Application Components > Advanced Available-to-Promise
(aATP) > Supply Assignment (ARun) > Cross-Application</>s.
By defining a rule to unassign orders, you specify exactly how the
system should react when an application type is modified (for example,
change in requirement date, goods receipt date, plant, storage location,
and so on).
You set the appropriate fields listed in the application type in
Customizing. For field checks, you can assign one of the following
options.
N = No Action
W = Warnings Before an Order is Unassigned
E = Change Not Permitted
Depending on the selected parameter, the system decides how and when the
quantities should be unassigned.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ARUN_MAIN013 - Confirmation is assigned and will be unassigned if deleted ?

  The SAP error message ARUN_MAIN013 indicates that a confirmation is currently assigned to a particular process or transaction, and if you attempt to delete it, the system will unassign the confirmation. This message typically arises in the context of production orders, confirmations, or other related processes in SAP.
  Cause:
  
  Existing Assignment: The confirmation you are trying to delete is linked to a production order or another object in the system. The system is warning you that deleting this confirmation will unassign it from the related object.
  Data Integrity: SAP enforces data integrity by ensuring that you are aware of the implications of deleting confirmations, as it may affect reporting, tracking, and other processes.
  
  Solution:
  
  Review the Confirmation: Before deleting, check the details of the confirmation to understand its importance and the impact of unassigning it.
  Unassign Manually: If you still wish to delete the confirmation, you may need to unassign it manually from the related object first, if the system allows it.
  Use Correct Transaction: Ensure you are using the correct transaction code for the operation you intend to perform. Sometimes, using the wrong transaction can lead to such errors.
  Consult Documentation: Refer to SAP documentation or help files for specific instructions related to the confirmation process you are working with.
  Seek Help from SAP Support: If you are unsure about the implications of deleting the confirmation, consider consulting with your SAP support team or a functional consultant.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CO11N (for confirmations) or COHV (for mass processing of confirmations).
  Impact on Reporting: Understand how deleting confirmations may affect production reports, inventory levels, and other related metrics.
  User Permissions: Ensure you have the necessary permissions to delete confirmations, as restrictions may be in place based on user roles.
  
  Best Practices:
  
  Always back up data or ensure that you have a way to restore it before making deletions.
  Communicate with your team about changes to confirmations, especially in a production environment, to avoid confusion or data discrepancies.
  Document any changes made for future reference and auditing purposes.
  
  By following these guidelines, you can effectively manage the ARUN_MAIN013 error and ensure that your SAP processes remain smooth and efficient.