How To Fix 88255 - Key entry &1 &2 already exists for data filter type &3

SAP Error Message - Details

• Message type: E = Error

• Message class: 88 - REA Processing

• Message number: 255

• Message text: Key entry &1 &2 already exists for data filter type &3

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 88255 - Key entry &1 &2 already exists for data filter type &3 ?

  The SAP error message 88255 indicates that there is a duplicate key entry for a specific data filter type in the system. This typically occurs when you are trying to create or modify a record that already exists in the database with the same key values.
  Cause:
  The error is caused by attempting to insert or update a record in a table where the combination of the key fields (in this case, &1 and &2) already exists for the specified data filter type (&3). This can happen in various scenarios, such as:
  
  Trying to create a new entry in a configuration table where the key already exists.
  Importing data that contains duplicates.
  Manual entry of data that conflicts with existing records.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Records: 
  
  Use transaction codes like SE16 or SE11 to view the relevant table and check if the key combination already exists. Look for the values of &1, &2, and &3 to identify the conflicting entry.
  
  
  
  Modify or Delete Existing Entry:
  
  If the existing entry is incorrect or no longer needed, you can modify or delete it to allow the new entry to be created.
  Ensure that you have the necessary authorizations to make changes to the data.
  
  
  
  Adjust Data Import:
  
  If you are importing data, ensure that the data being imported does not contain duplicates. You may need to clean up the data source before importing.
  
  
  
  Review Configuration:
  
  If this error occurs during configuration, review the configuration settings to ensure that you are not inadvertently creating duplicate entries.
  
  
  
  Consult Documentation:
  
  Check SAP documentation or notes related to the specific module you are working with for any additional guidance or known issues.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if this is a recurring problem.
  
  
  
  Related Information:
  
  Transaction Codes: SE16 (Data Browser), SE11 (Data Dictionary), SM21 (System Log), ST22 (Dump Analysis).
  SAP Notes: Search for relevant SAP Notes that may address this specific error or provide additional context.
  Data Model: Understanding the data model and relationships between tables can help in identifying where the conflict arises.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.