How To Fix FKK_ID_XX_ODN112 - Sub-ID must be unique

SAP Error Message - Details

• Message type: E = Error

• Message class: FKK_ID_XX_ODN - ODN message

• Message number: 112

• Message text: Sub-ID must be unique

What causes this issue?

The document contains line item data from which the system derives
different sub-ID values. This is because the system setting for document
grouping and sub-ID Customizing do not match.

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

System Response

Since the sub-ID must be unique for a document, the system cancels
processing to avoid short dumps during official document numbering.

How to fix this error?

Post a document that contains consistent line item data to derive a
unique sub-ID value from the Customizing data.

Procedure for System Administrators

You have the following options:
Adjust the document grouping.
Adjust Customizing for the sub-ID. Note that you have to create a new
metadata schema.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FKK_ID_XX_ODN112 - Sub-ID must be unique ?

  The SAP error message FKK_ID_XX_ODN112 with the description "Sub-ID must be unique" typically occurs in the context of contract accounts or billing documents in the SAP Convergent Charging or Contract Accounts Receivable and Payable (FI-CA) module. This error indicates that there is a violation of the uniqueness constraint for a specific identifier (Sub-ID) in the system.
  Cause:
  
  Duplicate Sub-ID: The most common cause of this error is that the Sub-ID you are trying to enter already exists in the system. Each Sub-ID must be unique within the context it is being used (e.g., within a specific contract account or billing document).
  Data Entry Error: There may have been a mistake in data entry, leading to the attempt to create or update a record with a Sub-ID that is already in use.
  System Configuration: In some cases, the system configuration may not be set up correctly to handle unique identifiers, leading to conflicts.
  
  Solution:
  
  Check Existing Sub-IDs: Review the existing records in the system to identify if the Sub-ID you are trying to use is already in use. You can do this by querying the relevant tables or using transaction codes that allow you to view contract accounts or billing documents.
  Use a Unique Sub-ID: If the Sub-ID is already in use, you will need to select a different, unique Sub-ID for your transaction.
  Data Validation: Implement data validation checks in your data entry process to prevent duplicate Sub-IDs from being entered in the future.
  Consult Documentation: Review SAP documentation or consult with your SAP support team to understand the specific requirements for Sub-IDs in your configuration.
  System Configuration Review: If you suspect a configuration issue, work with your SAP Basis or configuration team to ensure that the system is set up correctly to enforce uniqueness for Sub-IDs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FBL5N (Customer Line Item Display) or FBL1N (Vendor Line Item Display) to check existing entries.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Exits and BAdIs: If you have custom developments, review any user exits or BAdIs that might affect the handling of Sub-IDs.
  Training and Documentation: Ensure that users are trained on the importance of unique identifiers and the processes for entering data into the system.
  
  By following these steps, you should be able to resolve the error and prevent it from occurring in the future.