How To Fix /UI2/FDM304 - Target Mapping &1&2: Referenced Target Mapping &3&4 not found

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/FDM -

• Message number: 304

• Message text: Target Mapping &1&2: Referenced Target Mapping &3&4 not found

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 /UI2/FDM304 - Target Mapping &1&2: Referenced Target Mapping &3&4 not found ?

  The SAP error message /UI2/FDM304 Target Mapping &1&2: Referenced Target Mapping &3&4 not found typically occurs in the context of SAP Fiori applications and the configuration of target mappings in the SAP Fiori Launchpad. This error indicates that there is a target mapping defined in the system that references another target mapping which does not exist.
  Cause:
  
  Missing Target Mapping: The referenced target mapping (the one indicated by &3&4 in the error message) is not defined in the system.
  Incorrect Configuration: There may be a misconfiguration in the target mapping settings, such as incorrect names or IDs.
  Transport Issues: If the target mapping was transported from another system, it may not have been transported correctly, leading to missing entries.
  Namespace Issues: If the target mappings are defined in different namespaces, it may lead to confusion and errors.
  
  Solution:
  
  
  Check Target Mappings: 
  
  Go to the SAP Fiori Launchpad Designer or the relevant transaction (like /UI2/FLP) and check the target mappings defined in your system.
  Ensure that the target mapping referenced in the error message exists and is correctly configured.
  
  
  
  Create Missing Target Mapping: 
  
  If the referenced target mapping does not exist, you will need to create it. Ensure that you use the correct name and configuration settings.
  
  
  
  Correct Configuration: 
  
  Review the configuration of the target mapping that is causing the error. Make sure that all references are correct and that there are no typos or incorrect IDs.
  
  
  
  Transport Check: 
  
  If the target mapping was supposed to be transported from another system, check the transport logs to ensure that it was included and successfully imported.
  
  
  
  Namespace Verification: 
  
  If you are working with multiple namespaces, ensure that the target mappings are correctly defined within the appropriate namespace.
  
  
  
  Clear Cache: 
  
  Sometimes, clearing the cache of the SAP Fiori Launchpad can resolve issues related to target mappings. You can do this by using the transaction /UI2/FLP and selecting the option to clear the cache.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Documentation: Refer to the official SAP documentation on Fiori Launchpad configuration and target mapping for detailed guidance.
  Community Forums: Consider searching or posting on SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the error and ensure that your target mappings are correctly configured in the SAP Fiori Launchpad.