How To Fix RP819 - Target matrix already exists.

SAP Error Message - Details

• Message type: E = Error

• Message class: RP - Error Messages for Infotype Module Pools

• Message number: 819

• Message text: Target matrix already exists.

What causes this issue?

You have attempted to copy a matrix to one that already exists.

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?

Check the target table again. If, in fact, you want to copy and
overwrite this table, you will first have to delete that target table
and perform the copy function again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RP819 - Target matrix already exists. ?

  The SAP error message RP819 "Target matrix already exists" typically occurs in the context of SAP HR (Human Resources) when you are trying to create or modify a target matrix for a specific employee or organizational unit, and the system detects that a target matrix with the same identifier already exists.
  Cause:
  
  Duplicate Entry: The most common cause of this error is that a target matrix with the same key (e.g., employee ID, organizational unit) already exists in the system.
  Incorrect Data Entry: There may be a mistake in the data entry process, leading to an attempt to create a duplicate matrix.
  System Configuration: Sometimes, the configuration settings in the SAP system may not allow for the creation of multiple matrices for the same entity.
  
  Solution:
  
  
  Check Existing Matrices: Before creating a new target matrix, check if a matrix for the same employee or organizational unit already exists. You can do this by navigating to the relevant transaction code (e.g., PA30 for infotype maintenance) and searching for existing records.
  
  
  Modify Existing Matrix: If a target matrix already exists and you need to make changes, consider modifying the existing matrix instead of creating a new one. This can often be done through the same infotype maintenance transaction.
  
  
  Delete Duplicate Matrix: If you find that there are indeed duplicates and they are not needed, you can delete the unnecessary matrix. Ensure that you have the appropriate authorizations to perform this action.
  
  
  Consult Documentation: Review the SAP documentation or help files related to the specific infotype or transaction you are working with to ensure you are following the correct procedures.
  
  
  Contact SAP Support: If you are unable to resolve the issue through the above steps, consider reaching out to your SAP support team or consulting SAP Notes for any known issues or patches related to this error.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as PA30 (Maintain HR Master Data), PA40 (Personnel Actions), and others that may be related to target matrix management.
  Infotypes: Understand the specific infotypes related to target matrices, as they may vary based on your organization's configuration.
  User Authorizations: Ensure that you have the necessary authorizations to create, modify, or delete target matrices in the SAP system.
  
  By following these steps, you should be able to address the RP819 error effectively.