How To Fix GP118 - The combination already exists, select another unit

SAP Error Message - Details

• Message type: E = Error

• Message class: GP - FI-SL and CO planning

• Message number: 118

• Message text: The combination already exists, select another unit

What causes this issue?

Summary records whose contents are the same for all other dimensions (=
key fields, such as cost center) must at least have different
transaction currency keys (or units of measure in FI-GLX). However,
this record has exactly the same key as another summary record.

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?

Please select a different transaction currency or unit of measure.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GP118 - The combination already exists, select another unit ?

  The SAP error message GP118 ("The combination already exists, select another unit") typically occurs in the context of SAP's Global Trade Services (GTS) or when dealing with master data, particularly in the area of material management or logistics. This error indicates that the system has detected a duplicate entry for a specific combination of data that is not allowed.
  Cause:
  
  Duplicate Entries: The most common cause of this error is that the system has detected that the combination of the unit of measure, material, or other related fields already exists in the database.
  Incorrect Data Entry: Users may inadvertently try to create or modify a record that conflicts with existing data.
  Configuration Issues: There may be issues with the configuration settings in the system that allow for duplicate entries in certain scenarios.
  
  Solution:
  
  Check Existing Entries: Review the existing entries in the relevant tables or master data records to identify the duplicate combination. You can use transaction codes like SE16 or SE11 to view the relevant database tables.
  Modify the Entry: If you find that the combination already exists, you will need to either modify your entry to use a different combination or delete the existing entry if it is no longer needed.
  Data Validation: Implement data validation checks to prevent users from entering duplicate combinations in the future.
  Consult Documentation: Review SAP documentation or help files related to the specific module you are working with to understand the constraints and rules regarding data entry.
  Contact Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that can help you navigate and troubleshoot the issue, such as:
  
  SE16/SE11: For viewing table entries.
  MM01/MM02: For creating or modifying material master data.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Training: Ensure that users are trained on the correct procedures for entering data to minimize the occurrence of this error.
  
  By following these steps, you should be able to identify the cause of the GP118 error and take appropriate action to resolve it.