How To Fix /UI2/FDM302 - Target Mapping &1&2: Exists already in Catalog &3 as original

/UI2/FDM302 - Overview

• Message type: E = Error

• Message class: /UI2/FDM -

• Message number: 302

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

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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/UI2/FDM302 - Details

• The SAP error message /UI2/FDM302 Target Mapping &1&2: Exists already in Catalog &3 as original 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:
  
  Duplicate Target Mapping: The error is triggered when you try to create a target mapping (for example, a tile or a link) that already exists in the specified catalog. This can happen if:
  You are trying to add a target mapping with the same ID or properties as an existing one.
  There was a previous configuration that was not properly deleted or modified.
  
  
  
  
  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/FLP or /UI2/FLP_CATALOG) and check the target mappings in the specified catalog.
  Look for the target