How To Fix /STMC/CR_MSG451 - Error while evaluating parameter '&1'; required parameter not set

SAP Error Message - Details

• Message type: E = Error

• Message class: /STMC/CR_MSG -

• Message number: 451

• Message text: Error while evaluating parameter '&1'; required parameter not set

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 /STMC/CR_MSG451 - Error while evaluating parameter '&1'; required parameter not set ?

  The SAP error message /STMC/CR_MSG451 indicates that there is an issue with a required parameter not being set when evaluating a specific parameter in the system. This error typically arises in the context of SAP's Supply Chain Management (SCM) or related modules where certain parameters are essential for processing.
  Cause:
  
  Missing Configuration: The required parameter that is referenced in the error message (&1) has not been configured or set in the system.
  Incorrect Input: The input provided to the transaction or program may be incomplete or incorrect, leading to the system not being able to evaluate the required parameter.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access or set the required parameters.
  System Bugs: In some cases, this error could be due to bugs in the specific version of the SAP software being used.
  
  Solution:
  
  
  Check Configuration: 
  
  Go to the relevant configuration settings in the SAP system and ensure that all required parameters are set correctly. This may involve checking transaction codes related to the specific module you are working with.
  If you are unsure which parameter is missing, refer to the documentation or consult with a functional consultant.
  
  
  
  Review Input Data: 
  
  Ensure that all necessary input fields are filled out correctly before executing the transaction or program. Double-check for any mandatory fields that may have been overlooked.
  
  
  
  Authorization Check: 
  
  Verify that the user executing the transaction has the necessary authorizations to access and modify the parameters. If not, contact your SAP security team to adjust the user roles.
  
  
  
  Consult SAP Notes: 
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve the issue.
  
  
  
  Debugging: 
  
  If you have access to debugging tools, you can analyze the program flow to identify where the parameter evaluation is failing. This may provide insights into what is missing.
  
  
  
  Contact SAP Support: 
  
  If the issue persists after checking the above points, consider reaching out to SAP Support for further assistance. Provide them with the error message details and any relevant context to expedite the troubleshooting process.
  
  
  
  Related Information:
  
  Transaction Codes: Depending on the context of the error, you may need to look into specific transaction codes related to configuration or parameter settings in SAP SCM or other relevant modules.
  Documentation: Refer to SAP Help documentation for detailed information on the parameters and their significance in the context of the specific module you are working with.
  Community Forums: SAP Community and other forums can be valuable resources for finding similar issues faced by other users and the solutions they implemented.
  
  By following these steps, you should be able to identify and resolve the issue related to the /STMC/CR_MSG451 error message.