How To Fix /SAPAPO/DMRES055 - An entry with the same key exists already

/SAPAPO/DMRES055 - Overview

• Message type: E = Error

• Message class: /SAPAPO/DMRES -

• Message number: 055

• Message text: An entry with the same key exists already

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/DMRES055 - An entry with the same key exists already ?

  The SAP error message /SAPAPO/DMRES055 indicates that there is an attempt to create or update a resource in the SAP Advanced Planning and Optimization (APO) system, but an entry with the same key already exists in the database. This typically occurs during data uploads, resource creation, or when trying to save changes to existing resources.
  
  Cause:
  
  Duplicate Key: The most common cause is that the resource you are trying to create or update has a key (like a resource ID) that already exists in the system.
  Data Upload Issues: If you are uploading data from an external source (like a file or another system), there may be duplicates in the data being uploaded.
  Incorrect Configuration: There may be issues with the configuration of the resource master data, leading to conflicts.
  Concurrency Issues: If multiple users or processes are trying to create or update the same resource simultaneously, it can lead to this error.
  
  
  Solution:
  
  
  Check for Existing