How To Fix UR457 - Derivation strategy &1 is assigned to realigner &2

SAP Error Message - Details

• Message type: E = Error

• Message class: UR -

• Message number: 457

• Message text: Derivation strategy &1 is assigned to realigner &2

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 UR457 - Derivation strategy &1 is assigned to realigner &2 ?

  The SAP error message UR457 indicates that there is an issue with the derivation strategy assigned to a realigner in the system. This error typically arises in the context of SAP's Product Lifecycle Management (PLM) or similar modules where realignment and derivation strategies are used to manage data consistency and integrity.
  Cause:
  The error message UR457 is triggered when:
  
  A derivation strategy is not properly configured or is missing.
  The realigner is trying to use a derivation strategy that is not valid or is not assigned correctly.
  There may be inconsistencies in the configuration of the realigner or the derivation strategy.
  
  Solution:
  To resolve the UR457 error, you can follow these steps:
  
  
  Check Derivation Strategy Configuration:
  
  Go to the configuration settings for the derivation strategy in the SAP system.
  Ensure that the derivation strategy referenced in the error message is correctly defined and active.
  
  
  
  Verify Realigner Settings:
  
  Check the settings for the realigner mentioned in the error message.
  Ensure that the realigner is correctly assigned to the appropriate derivation strategy.
  
  
  
  Review Dependencies:
  
  Look for any dependencies or prerequisites that need to be fulfilled for the derivation strategy to work with the realigner.
  Ensure that all related configurations are in place.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific details on how to configure derivation strategies and realigners.
  Check for any notes or updates from SAP that might address known issues related to this error.
  
  
  
  Testing:
  
  After making changes, test the configuration to ensure that the error no longer occurs.
  Monitor the system for any further issues related to the realigner or derivation strategy.
  
  
  
  Seek Support:
  
  If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who can provide more tailored assistance based on your specific system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in navigating the configuration settings, such as SPRO (SAP Project Reference Object) for configuration.
  SAP Notes: Search for SAP Notes related to UR457 for any patches or updates that may resolve the issue.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify and resolve the cause of the UR457 error in your SAP system.