How To Fix /UI2/FDM301 - Target Mapping &1&2: Exists already in Catalog &3 as reference

/UI2/FDM301 - Overview

• Message type: E = Error

• Message class: /UI2/FDM -

• Message number: 301

• Message text: Target Mapping &1&2: Exists already in Catalog &3 as reference

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 /UI2/FDM301 - Target Mapping &1&2: Exists already in Catalog &3 as reference ?

  The SAP error message /UI2/FDM301 Target Mapping &1&2: Exists already in Catalog &3 as reference typically occurs in the context of SAP Fiori and the configuration of target mappings in the Fiori Launchpad. This error indicates that there is an attempt to create a target mapping that already exists in the specified catalog.
  
  Cause:
  The error is caused by the following reasons:
  
  Duplicate Target Mapping: You are trying to create a target mapping that has the same ID as an existing one in the specified catalog.
  Incorrect Configuration: There may be a misconfiguration in the target mapping settings, leading to conflicts with existing entries.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Target Mappings:
  
  Go to the Fiori Launchpad Designer or the relevant transaction (like /UI2/FLPCM_CUST) to view the existing target mappings.
  Look for the target mapping with the same ID as indicated in the error message.
  
  
  
  Modify or Delete Existing Mapping:
  
  If you find a